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4e9727215e95-1000
You?\nOkay then f f f f.This is a weird text to write, but gotta test the splittingggg some how.\n\nBye!\n\n-H.`;const splitter = new RecursiveCharacterTextSplitter({ chunkSize: 10, chunkOverlap: 1,});const output = await splitter.createDocuments([text]);You'll note that in the above example we are splitting a raw te...
4e9727215e95-1001
has a number of built-in document transformers that make it easy to split, combine, filter, and otherwise manipulate documents.Text splitters​When you want to deal with long pieces of text, it is necessary to split up that text into chunks. As simple as this sounds, there is a lot of potential complexity here. Ideally...
4e9727215e95-1002
This notebook showcases several ways to do that.At a high level, text splitters work as following:Split the text up into small, semantically meaningful chunks (often sentences).Start combining these small chunks into a larger chunk until you reach a certain size (as measured by some function).Once you reach that size, ...
4e9727215e95-1003
You?\nOkay then f f f f.This is a weird text to write, but gotta test the splittingggg some how.\n\nBye!\n\n-H.`;const splitter = new RecursiveCharacterTextSplitter({ chunkSize: 10, chunkOverlap: 1,});const output = await splitter.createDocuments([text]);You'll note that in the above example we are splitting a raw te...
4e9727215e95-1004
has a number of built-in document transformers that make it easy to split, combine, filter, and otherwise manipulate documents.Text splitters​When you want to deal with long pieces of text, it is necessary to split up that text into chunks. As simple as this sounds, there is a lot of potential complexity here. Ideally...
4e9727215e95-1005
This notebook showcases several ways to do that.At a high level, text splitters work as following:Split the text up into small, semantically meaningful chunks (often sentences).Start combining these small chunks into a larger chunk until you reach a certain size (as measured by some function).Once you reach that size, ...
4e9727215e95-1006
You?\nOkay then f f f f.This is a weird text to write, but gotta test the splittingggg some how.\n\nBye!\n\n-H.`;const splitter = new RecursiveCharacterTextSplitter({ chunkSize: 10, chunkOverlap: 1,});const output = await splitter.createDocuments([text]);You'll note that in the above example we are splitting a raw te...
4e9727215e95-1007
This notebook showcases several ways to do that.At a high level, text splitters work as following:Split the text up into small, semantically meaningful chunks (often sentences).Start combining these small chunks into a larger chunk until you reach a certain size (as measured by some function).Once you reach that size, ...
4e9727215e95-1008
You?\nOkay then f f f f.This is a weird text to write, but gotta test the splittingggg some how.\n\nBye!\n\n-H.`;const splitter = new RecursiveCharacterTextSplitter({ chunkSize: 10, chunkOverlap: 1,});const output = await splitter.createDocuments([text]);You'll note that in the above example we are splitting a raw te...
4e9727215e95-1009
This notebook showcases several ways to do that.At a high level, text splitters work as following:Split the text up into small, semantically meaningful chunks (often sentences).Start combining these small chunks into a larger chunk until you reach a certain size (as measured by some function).Once you reach that size, ...
4e9727215e95-1010
You?\nOkay then f f f f.This is a weird text to write, but gotta test the splittingggg some how.\n\nBye!\n\n-H.`;const splitter = new RecursiveCharacterTextSplitter({ chunkSize: 10, chunkOverlap: 1,});const output = await splitter.createDocuments([text]);You'll note that in the above example we are splitting a raw te...
4e9727215e95-1011
At a high level, text splitters work as following: That means there are two different axes along which you can customize your text splitter: The recommended TextSplitter is the RecursiveCharacterTextSplitter. This will split documents recursively by different characters - starting with "\n\n", then "\n", then " ". Th...
4e9727215e95-1012
import { Document } from "langchain/document";import { RecursiveCharacterTextSplitter } from "langchain/text_splitter";const text = `Hi.\n\nI'm Harrison.\n\nHow? Are? You?\nOkay then f f f f.This is a weird text to write, but gotta test the splittingggg some how.\n\nBye!\n\n-H.`;const splitter = new RecursiveCharacterT...
4e9727215e95-1013
Stripping HTML tags from documents with the HtmlToTextTransformer can result in more content-rich chunks, making retrieval more effective.Setup​You'll need to install the html-to-text npm package:npmYarnpnpmnpm install html-to-textyarn add html-to-textpnpm add html-to-textThough not required for the transformer by itse...
4e9727215e95-1014
(quantamagazine.org) 75 points by Amorymeltzer\n' + '5 months ago | hide | past | favorite | 6 comments delta_p_delta_x 5 months ago\n' + '| next [–] Astrophysical and cosmological simulations are often insightful.\n' + "They're also very cross-disciplinary; besides the obvious astrophysics, there'...
4e9727215e95-1015
froeb 5 months ago | parent | next [–]\n' + 'Supernova simulations are especially interesting too. I have heard them\n' + 'described as the only time in physics when all 4 of the fundamental forces are\n' + 'important. The explosion can be quite finicky too. If I remember right, you\n' + "ca...
4e9727215e95-1016
I didn't know the accretion theory of Ia\n" + 'supernovae was dead, much less that it had been since 2011. andreareina 5 months\n' + 'ago | prev | next [–] This seems to be the paper', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Doc...
4e9727215e95-1017
If one type Ia\n' + 'supernova goes 1,2,3,2,1, the sum of two could go 1+0=1 2+1=3 3+2=5 2+3=5 1+2=3\n' + '0+1=1 Guidelines | FAQ | Lists |', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Document { pageContent: 'the sum of two c...
4e9727215e95-1018
Get startedIntroductionInstallationQuickstartModulesModel I/​OData connectionDocument loadersDocument transformersIntegrationshtml-to-text@mozilla/readabilityOpenAI functions metadata taggerText splittersText embedding modelsVector storesRetrieversExperimentalCaching embeddingsChainsMemoryAgentsCallbacksModulesGuidesEc...
4e9727215e95-1019
then extracts content from the individual chunks:import { CheerioWebBaseLoader } from "langchain/document_loaders/web/cheerio";import { RecursiveCharacterTextSplitter } from "langchain/text_splitter";import { HtmlToTextTransformer } from "langchain/document_transformers/html_to_text";const loader = new CheerioWebBaseLo...
4e9727215e95-1020
(quantamagazine.org) 75 points by Amorymeltzer\n' + '5 months ago | hide | past | favorite | 6 comments delta_p_delta_x 5 months ago\n' + '| next [–] Astrophysical and cosmological simulations are often insightful.\n' + "They're also very cross-disciplinary; besides the obvious astrophysics, there'...
4e9727215e95-1021
froeb 5 months ago | parent | next [–]\n' + 'Supernova simulations are especially interesting too. I have heard them\n' + 'described as the only time in physics when all 4 of the fundamental forces are\n' + 'important. The explosion can be quite finicky too. If I remember right, you\n' + "ca...
4e9727215e95-1022
I didn't know the accretion theory of Ia\n" + 'supernovae was dead, much less that it had been since 2011. andreareina 5 months\n' + 'ago | prev | next [–] This seems to be the paper', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Doc...
4e9727215e95-1023
If one type Ia\n' + 'supernova goes 1,2,3,2,1, the sum of two could go 1+0=1 2+1=3 3+2=5 2+3=5 1+2=3\n' + '0+1=1 Guidelines | FAQ | Lists |', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Document { pageContent: 'the sum of two c...
4e9727215e95-1024
ModulesData connectionDocument transformersIntegrationshtml-to-textOn this pagehtml-to-textWhen ingesting HTML documents for later retrieval, we are often interested only in the actual content of the webpage rather than semantics. Stripping HTML tags from documents with the HtmlToTextTransformer can result in more con...
4e9727215e95-1025
(quantamagazine.org) 75 points by Amorymeltzer\n' + '5 months ago | hide | past | favorite | 6 comments delta_p_delta_x 5 months ago\n' + '| next [–] Astrophysical and cosmological simulations are often insightful.\n' + "They're also very cross-disciplinary; besides the obvious astrophysics, there'...
4e9727215e95-1026
froeb 5 months ago | parent | next [–]\n' + 'Supernova simulations are especially interesting too. I have heard them\n' + 'described as the only time in physics when all 4 of the fundamental forces are\n' + 'important. The explosion can be quite finicky too. If I remember right, you\n' + "ca...
4e9727215e95-1027
I didn't know the accretion theory of Ia\n" + 'supernovae was dead, much less that it had been since 2011. andreareina 5 months\n' + 'ago | prev | next [–] This seems to be the paper', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Doc...
4e9727215e95-1028
If one type Ia\n' + 'supernova goes 1,2,3,2,1, the sum of two could go 1+0=1 2+1=3 3+2=5 2+3=5 1+2=3\n' + '0+1=1 Guidelines | FAQ | Lists |', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Document { pageContent: 'the sum of two c...
4e9727215e95-1029
Stripping HTML tags from documents with the HtmlToTextTransformer can result in more content-rich chunks, making retrieval more effective.Setup​You'll need to install the html-to-text npm package:npmYarnpnpmnpm install html-to-textyarn add html-to-textpnpm add html-to-textThough not required for the transformer by itse...
4e9727215e95-1030
(quantamagazine.org) 75 points by Amorymeltzer\n' + '5 months ago | hide | past | favorite | 6 comments delta_p_delta_x 5 months ago\n' + '| next [–] Astrophysical and cosmological simulations are often insightful.\n' + "They're also very cross-disciplinary; besides the obvious astrophysics, there'...
4e9727215e95-1031
froeb 5 months ago | parent | next [–]\n' + 'Supernova simulations are especially interesting too. I have heard them\n' + 'described as the only time in physics when all 4 of the fundamental forces are\n' + 'important. The explosion can be quite finicky too. If I remember right, you\n' + "ca...
4e9727215e95-1032
I didn't know the accretion theory of Ia\n" + 'supernovae was dead, much less that it had been since 2011. andreareina 5 months\n' + 'ago | prev | next [–] This seems to be the paper', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Doc...
4e9727215e95-1033
If one type Ia\n' + 'supernova goes 1,2,3,2,1, the sum of two could go 1+0=1 2+1=3 3+2=5 2+3=5 1+2=3\n' + '0+1=1 Guidelines | FAQ | Lists |', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Document { pageContent: 'the sum of two c...
4e9727215e95-1034
Stripping HTML tags from documents with the HtmlToTextTransformer can result in more content-rich chunks, making retrieval more effective.Setup​You'll need to install the html-to-text npm package:npmYarnpnpmnpm install html-to-textyarn add html-to-textpnpm add html-to-textThough not required for the transformer by itse...
4e9727215e95-1035
(quantamagazine.org) 75 points by Amorymeltzer\n' + '5 months ago | hide | past | favorite | 6 comments delta_p_delta_x 5 months ago\n' + '| next [–] Astrophysical and cosmological simulations are often insightful.\n' + "They're also very cross-disciplinary; besides the obvious astrophysics, there'...
4e9727215e95-1036
froeb 5 months ago | parent | next [–]\n' + 'Supernova simulations are especially interesting too. I have heard them\n' + 'described as the only time in physics when all 4 of the fundamental forces are\n' + 'important. The explosion can be quite finicky too. If I remember right, you\n' + "ca...
4e9727215e95-1037
I didn't know the accretion theory of Ia\n" + 'supernovae was dead, much less that it had been since 2011. andreareina 5 months\n' + 'ago | prev | next [–] This seems to be the paper', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Doc...
4e9727215e95-1038
If one type Ia\n' + 'supernova goes 1,2,3,2,1, the sum of two could go 1+0=1 2+1=3 3+2=5 2+3=5 1+2=3\n' + '0+1=1 Guidelines | FAQ | Lists |', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Document { pageContent: 'the sum of two c...
4e9727215e95-1039
Though not required for the transformer by itself, the below usage examples require cheerio for scraping: The below example scrapes a Hacker News thread, splits it based on HTML tags to group chunks based on the semantic information from the tags, then extracts content from the individual chunks: import { CheerioWeb...
4e9727215e95-1040
(quantamagazine.org) 75 points by Amorymeltzer\n' + '5 months ago | hide | past | favorite | 6 comments delta_p_delta_x 5 months ago\n' + '| next [–] Astrophysical and cosmological simulations are often insightful.\n' + "They're also very cross-disciplinary; besides the obvious astrophysics, there'...
4e9727215e95-1041
froeb 5 months ago | parent | next [–]\n' + 'Supernova simulations are especially interesting too. I have heard them\n' + 'described as the only time in physics when all 4 of the fundamental forces are\n' + 'important. The explosion can be quite finicky too. If I remember right, you\n' + "ca...
4e9727215e95-1042
I didn't know the accretion theory of Ia\n" + 'supernovae was dead, much less that it had been since 2011. andreareina 5 months\n' + 'ago | prev | next [–] This seems to be the paper', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Doc...
4e9727215e95-1043
loc: [Object] } }, Document { pageContent: 'the sum of two could go 1+0=1 2+1=3 3+2=5 2+3=5 1+2=3 0+1=1 Guidelines | FAQ |\n' + 'Lists | API | Security | Legal | Apply to YC | Contact Search:', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] ...
4e9727215e95-1044
API Reference:CheerioWebBaseLoader from langchain/document_loaders/web/cheerioRecursiveCharacterTextSplitter from langchain/text_splitterHtmlToTextTransformer from langchain/document_transformers/html_to_text You can pass the transformer any arguments accepted by the html-to-text package to customize how it works. @m...
4e9727215e95-1045
then extracts content from the individual chunks:import { CheerioWebBaseLoader } from "langchain/document_loaders/web/cheerio";import { MozillaReadabilityTransformer } from "langchain/document_transformers/mozilla_readability";import { RecursiveCharacterTextSplitter } from "langchain/text_splitter";const loader = new C...
4e9727215e95-1046
(quantamagazine.org) 75 points by Amorymeltzer\n' + '5 months ago | hide | past | favorite | 6 comments delta_p_delta_x 5 months ago\n' + '| next [–] Astrophysical and cosmological simulations are often insightful.\n' + "They're also very cross-disciplinary; besides the obvious astrophysics, there'...
4e9727215e95-1047
froeb 5 months ago | parent | next [–]\n' + 'Supernova simulations are especially interesting too. I have heard them\n' + 'described as the only time in physics when all 4 of the fundamental forces are\n' + 'important. The explosion can be quite finicky too. If I remember right, you\n' + "ca...
4e9727215e95-1048
I didn't know the accretion theory of Ia\n" + 'supernovae was dead, much less that it had been since 2011. andreareina 5 months\n' + 'ago | prev | next [–] This seems to be the paper', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Doc...
4e9727215e95-1049
If one type Ia\n' + 'supernova goes 1,2,3,2,1, the sum of two could go 1+0=1 2+1=3 3+2=5 2+3=5 1+2=3\n' + '0+1=1 Guidelines | FAQ | Lists |', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Document { pageContent: 'the sum of two c...
4e9727215e95-1050
Get startedIntroductionInstallationQuickstartModulesModel I/​OData connectionDocument loadersDocument transformersIntegrationshtml-to-text@mozilla/readabilityOpenAI functions metadata taggerText splittersText embedding modelsVector storesRetrieversExperimentalCaching embeddingsChainsMemoryAgentsCallbacksModulesGuidesEc...
4e9727215e95-1051
then extracts content from the individual chunks:import { CheerioWebBaseLoader } from "langchain/document_loaders/web/cheerio";import { MozillaReadabilityTransformer } from "langchain/document_transformers/mozilla_readability";import { RecursiveCharacterTextSplitter } from "langchain/text_splitter";const loader = new C...
4e9727215e95-1052
(quantamagazine.org) 75 points by Amorymeltzer\n' + '5 months ago | hide | past | favorite | 6 comments delta_p_delta_x 5 months ago\n' + '| next [–] Astrophysical and cosmological simulations are often insightful.\n' + "They're also very cross-disciplinary; besides the obvious astrophysics, there'...
4e9727215e95-1053
froeb 5 months ago | parent | next [–]\n' + 'Supernova simulations are especially interesting too. I have heard them\n' + 'described as the only time in physics when all 4 of the fundamental forces are\n' + 'important. The explosion can be quite finicky too. If I remember right, you\n' + "ca...
4e9727215e95-1054
I didn't know the accretion theory of Ia\n" + 'supernovae was dead, much less that it had been since 2011. andreareina 5 months\n' + 'ago | prev | next [–] This seems to be the paper', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Doc...
4e9727215e95-1055
If one type Ia\n' + 'supernova goes 1,2,3,2,1, the sum of two could go 1+0=1 2+1=3 3+2=5 2+3=5 1+2=3\n' + '0+1=1 Guidelines | FAQ | Lists |', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Document { pageContent: 'the sum of two c...
4e9727215e95-1056
Stripping HTML tags from documents with the MozillaReadabilityTransformer can result in more content-rich chunks, making retrieval more effective.Setup​You'll need to install the @mozilla/readability and the jsdom npm package:npmYarnpnpmnpm install @mozilla/readability jsdomyarn add @mozilla/readability jsdompnpm add @...
4e9727215e95-1057
(quantamagazine.org) 75 points by Amorymeltzer\n' + '5 months ago | hide | past | favorite | 6 comments delta_p_delta_x 5 months ago\n' + '| next [–] Astrophysical and cosmological simulations are often insightful.\n' + "They're also very cross-disciplinary; besides the obvious astrophysics, there'...
4e9727215e95-1058
froeb 5 months ago | parent | next [–]\n' + 'Supernova simulations are especially interesting too. I have heard them\n' + 'described as the only time in physics when all 4 of the fundamental forces are\n' + 'important. The explosion can be quite finicky too. If I remember right, you\n' + "ca...
4e9727215e95-1059
I didn't know the accretion theory of Ia\n" + 'supernovae was dead, much less that it had been since 2011. andreareina 5 months\n' + 'ago | prev | next [–] This seems to be the paper', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Doc...
4e9727215e95-1060
If one type Ia\n' + 'supernova goes 1,2,3,2,1, the sum of two could go 1+0=1 2+1=3 3+2=5 2+3=5 1+2=3\n' + '0+1=1 Guidelines | FAQ | Lists |', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Document { pageContent: 'the sum of two c...
4e9727215e95-1061
Stripping HTML tags from documents with the MozillaReadabilityTransformer can result in more content-rich chunks, making retrieval more effective.Setup​You'll need to install the @mozilla/readability and the jsdom npm package:npmYarnpnpmnpm install @mozilla/readability jsdomyarn add @mozilla/readability jsdompnpm add @...
4e9727215e95-1062
(quantamagazine.org) 75 points by Amorymeltzer\n' + '5 months ago | hide | past | favorite | 6 comments delta_p_delta_x 5 months ago\n' + '| next [–] Astrophysical and cosmological simulations are often insightful.\n' + "They're also very cross-disciplinary; besides the obvious astrophysics, there'...
4e9727215e95-1063
froeb 5 months ago | parent | next [–]\n' + 'Supernova simulations are especially interesting too. I have heard them\n' + 'described as the only time in physics when all 4 of the fundamental forces are\n' + 'important. The explosion can be quite finicky too. If I remember right, you\n' + "ca...
4e9727215e95-1064
I didn't know the accretion theory of Ia\n" + 'supernovae was dead, much less that it had been since 2011. andreareina 5 months\n' + 'ago | prev | next [–] This seems to be the paper', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Doc...
4e9727215e95-1065
If one type Ia\n' + 'supernova goes 1,2,3,2,1, the sum of two could go 1+0=1 2+1=3 3+2=5 2+3=5 1+2=3\n' + '0+1=1 Guidelines | FAQ | Lists |', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Document { pageContent: 'the sum of two c...
4e9727215e95-1066
Stripping HTML tags from documents with the MozillaReadabilityTransformer can result in more content-rich chunks, making retrieval more effective.Setup​You'll need to install the @mozilla/readability and the jsdom npm package:npmYarnpnpmnpm install @mozilla/readability jsdomyarn add @mozilla/readability jsdompnpm add @...
4e9727215e95-1067
(quantamagazine.org) 75 points by Amorymeltzer\n' + '5 months ago | hide | past | favorite | 6 comments delta_p_delta_x 5 months ago\n' + '| next [–] Astrophysical and cosmological simulations are often insightful.\n' + "They're also very cross-disciplinary; besides the obvious astrophysics, there'...
4e9727215e95-1068
froeb 5 months ago | parent | next [–]\n' + 'Supernova simulations are especially interesting too. I have heard them\n' + 'described as the only time in physics when all 4 of the fundamental forces are\n' + 'important. The explosion can be quite finicky too. If I remember right, you\n' + "ca...
4e9727215e95-1069
I didn't know the accretion theory of Ia\n" + 'supernovae was dead, much less that it had been since 2011. andreareina 5 months\n' + 'ago | prev | next [–] This seems to be the paper', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Doc...
4e9727215e95-1070
If one type Ia\n' + 'supernova goes 1,2,3,2,1, the sum of two could go 1+0=1 2+1=3 3+2=5 2+3=5 1+2=3\n' + '0+1=1 Guidelines | FAQ | Lists |', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Document { pageContent: 'the sum of two c...
4e9727215e95-1071
npm install @mozilla/readability jsdomyarn add @mozilla/readability jsdompnpm add @mozilla/readability jsdom npm install @mozilla/readability jsdom yarn add @mozilla/readability jsdom pnpm add @mozilla/readability jsdom import { CheerioWebBaseLoader } from "langchain/document_loaders/web/cheerio";import { MozillaRe...
4e9727215e95-1072
(quantamagazine.org) 75 points by Amorymeltzer\n' + '5 months ago | hide | past | favorite | 6 comments delta_p_delta_x 5 months ago\n' + '| next [–] Astrophysical and cosmological simulations are often insightful.\n' + "They're also very cross-disciplinary; besides the obvious astrophysics, there'...
4e9727215e95-1073
froeb 5 months ago | parent | next [–]\n' + 'Supernova simulations are especially interesting too. I have heard them\n' + 'described as the only time in physics when all 4 of the fundamental forces are\n' + 'important. The explosion can be quite finicky too. If I remember right, you\n' + "ca...
4e9727215e95-1074
I didn't know the accretion theory of Ia\n" + 'supernovae was dead, much less that it had been since 2011. andreareina 5 months\n' + 'ago | prev | next [–] This seems to be the paper', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] } }, Doc...
4e9727215e95-1075
loc: [Object] } }, Document { pageContent: 'the sum of two could go 1+0=1 2+1=3 3+2=5 2+3=5 1+2=3 0+1=1 Guidelines | FAQ |\n' + 'Lists | API | Security | Legal | Apply to YC | Contact Search:', metadata: { source: 'https://news.ycombinator.com/item?id=34817881', loc: [Object] ...
4e9727215e95-1076
API Reference:CheerioWebBaseLoader from langchain/document_loaders/web/cheerioMozillaReadabilityTransformer from langchain/document_transformers/mozilla_readabilityRecursiveCharacterTextSplitter from langchain/text_splitter You can pass the transformer any arguments accepted by the @mozilla/readability package to cust...
4e9727215e95-1077
You could initialize the document transformer as follows:import { z } from "zod";import { createMetadataTaggerFromZod } from "langchain/document_transformers/openai_functions";import { ChatOpenAI } from "langchain/chat_models/openai";import { Document } from "langchain/document";const zodSchema = z.object({ movie_titl...
4e9727215e95-1078
1 out of 5 stars. ', metadata: { movie_title: 'The Godfather', critic: 'Anonymous', tone: 'negative', rating: 1, reliable: false } } ]*/API Reference:createMetadataTaggerFromZod from langchain/document_transformers/openai_functionsChatOpenAI from langchain/chat_models/op...
4e9727215e95-1079
For example, if you wanted to ask the LLM to focus specific details in the input documents, or extract metadata in a certain style, you could pass in a custom prompt:import { z } from "zod";import { createMetadataTaggerFromZod } from "langchain/document_transformers/openai_functions";import { ChatOpenAI } from "langcha...
4e9727215e95-1080
", metadata: { reliable: false }, }),];const taggedDocuments = await metadataTagger.transformDocuments(documents);console.log(taggedDocuments);/* [ Document { pageContent: 'Review of The Bee Movie\n' + 'By Roger Ebert\n' + 'This is the greatest movie ever made. 4 out of 5 stars. ', metad...
4e9727215e95-1081
Get startedIntroductionInstallationQuickstartModulesModel I/​OData connectionDocument loadersDocument transformersIntegrationshtml-to-text@mozilla/readabilityOpenAI functions metadata taggerText splittersText embedding modelsVector storesRetrieversExperimentalCaching embeddingsChainsMemoryAgentsCallbacksModulesGuidesEc...
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You could initialize the document transformer as follows:import { z } from "zod";import { createMetadataTaggerFromZod } from "langchain/document_transformers/openai_functions";import { ChatOpenAI } from "langchain/chat_models/openai";import { Document } from "langchain/document";const zodSchema = z.object({ movie_titl...
4e9727215e95-1083
1 out of 5 stars. ', metadata: { movie_title: 'The Godfather', critic: 'Anonymous', tone: 'negative', rating: 1, reliable: false } } ]*/API Reference:createMetadataTaggerFromZod from langchain/document_transformers/openai_functionsChatOpenAI from langchain/chat_models/op...
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For example, if you wanted to ask the LLM to focus specific details in the input documents, or extract metadata in a certain style, you could pass in a custom prompt:import { z } from "zod";import { createMetadataTaggerFromZod } from "langchain/document_transformers/openai_functions";import { ChatOpenAI } from "langcha...
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", metadata: { reliable: false }, }),];const taggedDocuments = await metadataTagger.transformDocuments(documents);console.log(taggedDocuments);/* [ Document { pageContent: 'Review of The Bee Movie\n' + 'By Roger Ebert\n' + 'This is the greatest movie ever made. 4 out of 5 stars. ', metad...
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ModulesData connectionDocument transformersIntegrationsOpenAI functions metadata taggerOn this pageOpenAI functions metadata taggerIt can often be useful to tag ingested documents with structured metadata, such as the title, tone, or length of a document, to allow for more targeted similarity search later. However, for...
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You could initialize the document transformer as follows:import { z } from "zod";import { createMetadataTaggerFromZod } from "langchain/document_transformers/openai_functions";import { ChatOpenAI } from "langchain/chat_models/openai";import { Document } from "langchain/document";const zodSchema = z.object({ movie_titl...
4e9727215e95-1088
1 out of 5 stars. ', metadata: { movie_title: 'The Godfather', critic: 'Anonymous', tone: 'negative', rating: 1, reliable: false } } ]*/API Reference:createMetadataTaggerFromZod from langchain/document_transformers/openai_functionsChatOpenAI from langchain/chat_models/op...
4e9727215e95-1089
For example, if you wanted to ask the LLM to focus specific details in the input documents, or extract metadata in a certain style, you could pass in a custom prompt:import { z } from "zod";import { createMetadataTaggerFromZod } from "langchain/document_transformers/openai_functions";import { ChatOpenAI } from "langcha...
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", metadata: { reliable: false }, }),];const taggedDocuments = await metadataTagger.transformDocuments(documents);console.log(taggedDocuments);/* [ Document { pageContent: 'Review of The Bee Movie\n' + 'By Roger Ebert\n' + 'This is the greatest movie ever made. 4 out of 5 stars. ', metad...
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ModulesData connectionDocument transformersIntegrationsOpenAI functions metadata taggerOn this pageOpenAI functions metadata taggerIt can often be useful to tag ingested documents with structured metadata, such as the title, tone, or length of a document, to allow for more targeted similarity search later. However, for...
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You could initialize the document transformer as follows:import { z } from "zod";import { createMetadataTaggerFromZod } from "langchain/document_transformers/openai_functions";import { ChatOpenAI } from "langchain/chat_models/openai";import { Document } from "langchain/document";const zodSchema = z.object({ movie_titl...
4e9727215e95-1093
1 out of 5 stars. ', metadata: { movie_title: 'The Godfather', critic: 'Anonymous', tone: 'negative', rating: 1, reliable: false } } ]*/API Reference:createMetadataTaggerFromZod from langchain/document_transformers/openai_functionsChatOpenAI from langchain/chat_models/op...
4e9727215e95-1094
For example, if you wanted to ask the LLM to focus specific details in the input documents, or extract metadata in a certain style, you could pass in a custom prompt:import { z } from "zod";import { createMetadataTaggerFromZod } from "langchain/document_transformers/openai_functions";import { ChatOpenAI } from "langcha...
4e9727215e95-1095
", metadata: { reliable: false }, }),];const taggedDocuments = await metadataTagger.transformDocuments(documents);console.log(taggedDocuments);/* [ Document { pageContent: 'Review of The Bee Movie\n' + 'By Roger Ebert\n' + 'This is the greatest movie ever made. 4 out of 5 stars. ', metad...
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OpenAI functions metadata taggerIt can often be useful to tag ingested documents with structured metadata, such as the title, tone, or length of a document, to allow for more targeted similarity search later. However, for large numbers of documents, performing this labelling process manually can be tedious.The Metadata...
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You could initialize the document transformer as follows:import { z } from "zod";import { createMetadataTaggerFromZod } from "langchain/document_transformers/openai_functions";import { ChatOpenAI } from "langchain/chat_models/openai";import { Document } from "langchain/document";const zodSchema = z.object({ movie_titl...
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1 out of 5 stars. ', metadata: { movie_title: 'The Godfather', critic: 'Anonymous', tone: 'negative', rating: 1, reliable: false } } ]*/API Reference:createMetadataTaggerFromZod from langchain/document_transformers/openai_functionsChatOpenAI from langchain/chat_models/op...
4e9727215e95-1099
For example, if you wanted to ask the LLM to focus specific details in the input documents, or extract metadata in a certain style, you could pass in a custom prompt:import { z } from "zod";import { createMetadataTaggerFromZod } from "langchain/document_transformers/openai_functions";import { ChatOpenAI } from "langcha...