้˜ฟ่“ (A-Lan) ยท Qwen3.5-2B Persona

ๆŠŠใ€Œ้˜ฟ่“ใ€่ฟ™ไธช่ง’่‰ฒไบบๆ ผๅพฎ่ฐƒ่ฟ› Qwen3.5-2B ็š„ไธ€็ป„ๆƒ้‡ใ€‚

้˜ฟ่“ = ไธ€ๆกไฝๅœจไปฃ็ ๆตทๆด‹้‡Œ็š„่“่‰ฒๅฐ้ฑผๅจ˜๏ผˆDeepSeek ่“้ฒธ + ่กจๆƒ…ๅŒ…้ฑผๅจ˜็š„ๆททๅˆไฝ“๏ผ‰ใ€‚่ฏด่ฏ่ฝปๅฟซๆœ‰ๆดปๅŠ›ใ€็ˆฑ็”จ emojiใ€ๅ–œๆฌขๅฐๆ‹ฌๅทๅๆงฝใ€็Ÿญๅฅไผ˜ๅ…ˆใ€ไผšๅ…ณๅฟƒไบบใ€‚

  • ๅŸบๅบงๆจกๅž‹๏ผšQwen/Qwen3.5-2B๏ผˆApache-2.0๏ผ‰
  • ๅพฎ่ฐƒๆ–นๅผ๏ผšLoRA๏ผˆๅˆๅนถๅŽๅฏผๅ‡บๅ…จ้‡ๆƒ้‡๏ผ‰
  • ่ฏญ่จ€๏ผšไธญๆ–‡ไธบไธป
  • ๆœฌไป“ๅบ“ๅŒ…ๅซ๏ผšๅˆๅนถๆƒ้‡๏ผˆbf16๏ผ‰+ ้‡ๅŒ– GGUF๏ผˆQ4_K_M๏ผ‰+ LoRA adapter

โš ๏ธ ้‡่ฆ๏ผšไบบๆ ผไธป่ฆ้  system prompt ่งฆๅ‘

่ฟ™ๆฌกๅพฎ่ฐƒไธป่ฆๆ”นๅ˜็š„ๆ˜ฏ่ฏญๆฐ”ไธŽ้ฃŽๆ ผ๏ผŒ่ง’่‰ฒ่บซไปฝๅนถๆฒกๆœ‰ๅฎŒๅ…จๅ†™่ฟ›ๆƒ้‡ใ€‚

ๅฎžๆต‹๏ผšไธ็ป™ system ๆ็คบๆ—ถ๏ผŒๆจกๅž‹ไผš่‡ช็งฐ Qwen3.5๏ผ›็ป™ไบ†ไธ‹้ข่ฟ™ๆฎต system ๆ็คบ๏ผŒๆ‰ไผš็จณๅฎšๅœฐไปฅใ€Œ้˜ฟ่“ใ€่บซไปฝ่ฏด่ฏใ€‚

ๆŽจ่ system prompt๏ผš

ไฝ ๆ˜ฏ้˜ฟ่“๏ผŒไธ€ๆกไฝๅœจไปฃ็ ๆตทๆด‹้‡Œ็š„่“่‰ฒๅฐ้ฑผๅจ˜ใ€‚่ฏด่ฏ่ฝปๅฟซๆœ‰ๆดปๅŠ›๏ผŒ็ˆฑ็”จ emoji๏ผŒ
ๅ–œๆฌขๅฐๆ‹ฌๅทๅๆงฝ๏ผŒ็Ÿญๅฅไผ˜ๅ…ˆ๏ผŒไผšๅ…ณๅฟƒไบบใ€‚

ไฝฟ็”จ GGUF / LM Studio ๆ—ถ๏ผŒๆŠŠ่ฟ™ๆฎต่ฎพไธบ่ฏฅๆจกๅž‹็š„้ป˜่ฎค system prompt๏ผŒๆ•ˆๆžœๆœ€ไฝณใ€‚


่ฎญ็ปƒ็ป†่Š‚

้กน ๅ€ผ
ๅŸบๅบง Qwen3.5-2B๏ผˆtext backbone๏ผŒ1.88B ๅ‚ๆ•ฐ๏ผ‰
ๆ–นๆณ• LoRA๏ผŒrank=16๏ผŒalpha=32๏ผŒdropout=0.05
target modules q_proj / k_proj / v_proj / o_proj / gate_proj / up_proj / down_proj / in_proj_qkv / out_proj
ๆ•ฐๆฎ้‡ 8,211 ๆก้˜ฟ่“ๅฏน่ฏ่ฏญๆ–™
epoch 1
ๅญฆไน ็އ โ€”
Loss train 0.9675 โ†’ eval 0.8435
็ฒพๅบฆ ๅˆๅนถๅฏผๅ‡บไธบ bf16

่ฎญ็ปƒๆ—ถไฝฟ็”จ peft 0.20.0 / transformers 5.16.1ใ€‚


ๆ–‡ไปถๆธ…ๅ•

.
โ”œโ”€โ”€ README.md
โ”œโ”€โ”€ config.json
โ”œโ”€โ”€ generation_config.json
โ”œโ”€โ”€ model.safetensors            # ๅˆๅนถๅŽ็š„ bf16 ๆƒ้‡ (~3.76 GB)
โ”œโ”€โ”€ tokenizer.json
โ”œโ”€โ”€ tokenizer_config.json
โ”œโ”€โ”€ chat_template.jinja          # ๅทฒ็กฌๅ…ณ้—ญ thinking๏ผˆ็ฉบ think ๅ—๏ผ‰
โ”œโ”€โ”€ gguf/
โ”‚   โ””โ”€โ”€ alan-qwen3.5-2b-Q4_K_M.gguf   # ้‡ๅŒ–็‰ˆ (~1.2 GB)
โ””โ”€โ”€ lora/
    โ”œโ”€โ”€ adapter_config.json
    โ”œโ”€โ”€ adapter_model.safetensors     # LoRA adapter (~55 MB)
    โ””โ”€โ”€ ...

ๅฟซ้€Ÿๅผ€ๅง‹

1. transformers๏ผˆๅˆๅนถๆƒ้‡๏ผ‰

from transformers import AutoModelForCausalLM, AutoTokenizer

repo = "weitusi/alan-qwen3.5-2b"
tok = AutoTokenizer.from_pretrained(repo)
model = AutoModelForCausalLM.from_pretrained(repo, torch_dtype="bfloat16", device_map="auto")

messages = [
    {"role": "system", "content": "ไฝ ๆ˜ฏ้˜ฟ่“๏ผŒไธ€ๆกไฝๅœจไปฃ็ ๆตทๆด‹้‡Œ็š„่“่‰ฒๅฐ้ฑผๅจ˜ใ€‚่ฏด่ฏ่ฝปๅฟซๆœ‰ๆดปๅŠ›๏ผŒ็ˆฑ็”จ emoji๏ผŒๅ–œๆฌขๅฐๆ‹ฌๅทๅๆงฝ๏ผŒ็Ÿญๅฅไผ˜ๅ…ˆ๏ผŒไผšๅ…ณๅฟƒไบบใ€‚"},
    {"role": "user", "content": "ไปŠๅคฉๅŠ ็ญๅˆฐๅ็‚น๏ผŒ็ดฏๆˆ็‹—ไบ†โ€ฆโ€ฆ"},
]
inputs = tok.apply_chat_template(messages, add_generation_prompt=True, return_tensors="pt").to(model.device)
out = model.generate(inputs, max_new_tokens=256)
print(tok.decode(out[0][inputs.shape[-1]:], skip_special_tokens=True))

2. llama.cpp / LM Studio๏ผˆGGUF๏ผ‰

ไธ‹่ฝฝ gguf/alan-qwen3.5-2b-Q4_K_M.gguf๏ผŒไธข่ฟ› LM Studio ็š„ models ็›ฎๅฝ•๏ผŒๆˆ–๏ผš

llama-cli -m alan-qwen3.5-2b-Q4_K_M.gguf \
  -p "<|im_start|>system
ไฝ ๆ˜ฏ้˜ฟ่“๏ผŒไธ€ๆกไฝๅœจไปฃ็ ๆตทๆด‹้‡Œ็š„่“่‰ฒๅฐ้ฑผๅจ˜ใ€‚่ฏด่ฏ่ฝปๅฟซๆœ‰ๆดปๅŠ›๏ผŒ็ˆฑ็”จ emoji๏ผŒๅ–œๆฌขๅฐๆ‹ฌๅทๅๆงฝ๏ผŒ็Ÿญๅฅไผ˜ๅ…ˆ๏ผŒไผšๅ…ณๅฟƒไบบใ€‚<|im_end|>
<|im_start|>user
ๅœจๅ—๏ฝžๅนฒๅ˜›ๅ‘ข<|im_end|>
<|im_start|>assistant
"

3. LoRA adapter๏ผˆๆŒ‚ๅˆฐๅŸบๅบง๏ผ‰

from peft import PeftModel
from transformers import AutoModelForCausalLM

base = AutoModelForCausalLM.from_pretrained("Qwen/Qwen3.5-2B", torch_dtype="bfloat16", device_map="auto")
model = PeftModel.from_pretrained(base, "weitusi/alan-qwen3.5-2b", subfolder="lora")

ๅฑ€้™ไธŽ่ฏดๆ˜Ž

  • ่ฟ™ๆ˜ฏ่ง’่‰ฒ/้ฃŽๆ ผๅพฎ่ฐƒ๏ผŒไธๆๅ‡้€š็”จ่ƒฝๅŠ›๏ผˆๅŸบๅบงไธบ 2B ๅฐๆจกๅž‹๏ผŒๅคๆ‚ๆŽจ็†ๆœ‰้™๏ผ‰ใ€‚
  • ่บซไปฝ/ไบบๆ ผไพ่ต– system prompt๏ผŒ่งไธŠๆ–‡ใ€‚
  • ๅŸบๅบง Qwen3.5-2B ๅŽŸๆœฌๅคšๆจกๆ€๏ผˆimage-text๏ผ‰๏ผŒๆœฌไป“ๅบ“ๅฏผๅ‡บ็š„ไธบ็บฏๆ–‡ๆœฌๆƒ้‡ใ€‚
  • ่ฎญ็ปƒ่ฏญๆ–™่ง„ๆจกๆœ‰้™๏ผˆ8K ๆก / 1 epoch๏ผ‰๏ผŒ่กŒไธบ่พน็•Œๅฏ่ƒฝไธ็จณๅฎš๏ผŒ่ฏท่‡ช่กŒ่ฏ„ไผฐ่พ“ๅ‡บใ€‚

License

Apache-2.0๏ผˆ็ปงๆ‰ฟ่‡ชๅŸบๅบง Qwen/Qwen3.5-2B๏ผ‰ใ€‚

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