baber/WOPTO huggingface dataset:
Patent WO-2021195897-A1 (WO)
Inventor: LIU YONGJUN
IPC: G06F9/445
Filed: 2020-03-30
Abstract: Provided in embodiments of the present application are a voice control method and a smart apparatus. Said method is applied in a smart terminal, at least two pieces of application software APP are installed on the smart terminal, and each APP supports one or many types of voice instruction; the method comprises: a voice instruction is received; a voice instruction type of the voice instruction is determined as being a first type; a target APP supporting a voice instruction of the first type is determined from among the at least two APPs installed on the smart terminal; and the target APP is used to execute the voice instruction. Cross-APP voice interaction can be implemented by using embodiments of the present application, simplifying user operation and improving user operation efficiency.
Patent WO-2021196294-A1 (WO)
Inventor: HU JINXING
IPC: G06T7/73
Filed: 2020-04-16
Abstract: A cross-video person location tracking method and system, and an electronic device. The method comprises: constructing an object geographic coordinate database, performing reference point topology matching and video geographic registration on a monitoring video according to object recognition, and determining geographic coordinates of pixel points of the monitoring video (S200); performing person detection position calculation on the monitoring video to obtain a person geographic position (S300); and in combination with person position information detected by means of multiple adjacent videos, performing person cross-video re-recognition analysis on multi-channel of monitoring videos by using a maximum likelihood estimation method to obtain a person continuous space-time trajectory (S400). Person geographic position information is introduced on the basis of video geographic calibration, maximum likelihood estimation is performed during cross-video person re-recognition, a visual person re-recognition trajectory tracking algorithm difficulty and system complexity are reduced, and the method has a better application value in a multi-channel cross-video system scene.
Patent WO-2020233357-A1 (WO)
Title: 家电设备配网方法、装置、电子设备和存储介质
Inventor: LUO HENG
IPC: H04W76/18
Filed: 2020-04-27
Abstract: 一种家电设备配网方法、装置、电子设备和存储介质，其中，方法包括：在家电设备配网模式下，获取用户输入的无线访问接入点名称和密码；验证无线访问接入点名称和密码是否正确；若验证无线访问接入点名称和密码正确时，则获取用户输入的配置关键值；若根据配置关键值验证配网失败，则按照预设方式确定目标配置关键值并输入，以使家电设备成功配网。
Patent WO-2020233592-A1 (WO)
Title: Heterocyclic compounds, preparation methods and uses thereof
Inventor: DAI XING
IPC: C07D403/14
Filed: 2020-05-20
Abstract: Provided herein are novel compounds, for example, compounds having a Formula (I) or Formula (II), or a pharmaceutically acceptable salt thereof. Also provided herein are methods of preparing the compounds and methods of using the compounds, for example, in inhibiting KRAS G12C in a cell, and/or in treating various cancer such as pancreatic cancer, endometrial cancer, colorectal cancer, or lung cancer (e.g., non-small cell lung cancer).
Patent WO-2021093307-A1 (WO)
Title: Middle frame mounting structure and air conditioner
Inventor: ZHOU XIATING
IPC: F24F13/28
Filed: 2020-05-28
Abstract: A middle frame mounting structure and an air conditioner. The middle frame mounting structure comprises a middle frame (4) and a base plate (5) which are mutually detachable. The base plate (5) is located on the rear side of the middle frame (4); the middle frame (4) comprises a front side surface; a middle frame handle (1) is provided on the front side surface and in the middle of a front side air inlet unit of the middle frame (4); spaces can be reserved for filter screen guide rails (7) on the left side and the right side for facilitating mold release during manufacturing. By applying a force to the middle frame handle (1), the middle frame (4) is separated from the base plate (5). Therefore, according to the middle frame mounting structure, the assembling effect between the middle frame (4) and an upper base of an air conditioner is comparable to that of a conventional air conditioner, the assembly/disassembly process is more convenient, and the middle frame (4) can be effectively prevented from falling off due to deformation.
Patent WO-2021258259-A1 (WO)
Inventor: REN YUWEI
IPC: H04W24/02
Filed: 2020-06-22
Abstract: Embodiment methods for determining a channel state for wireless device-to-base station communications may include the wireless device performing a downlink channel estimation based on a downlink reference signal (DL RS) from the base station, determining channel differential information based on the downlink channel estimation and previous downlink channel estimations, applying a machine learning model to the channel differential information to generate a differential feature, and returning the generated differential feature to enable the base station to determine a downlink channel state and adjust communications with the wireless device. Embodiments also include the base station sending the DL RS, receiving from the wireless device the differential feature of a downlink channel state between the base station and the wireless device, applying a machine learning model to the differential feature to generate a downlink channel state, and adjusting communications with the wireless device based on the determined downlink channel state.
Patent WO-2021004306-A1 (WO)
Inventor: QIU GUIFU
IPC: H04M1/725
Filed: 2020-06-28
Abstract: Provided are an operation control method and a terminal. The terminal is provided with at least one uneven area. The operation control method comprises: receiving a first operation acting on a first preset position, wherein the first preset position is a position, on a touchscreen of a terminal, indicated by a first uneven area in the at least one uneven area; and in response to the first operation, executing a target function.
Patent WO-2021189702-A1 (WO)
Title: 一种用于激光加工的表面自动跟踪方法及系统、存储介质
Inventor: ZHENG JINCHUAN
IPC: B23K26/70
Filed: 2020-07-01
Abstract: 用于激光加工的表面自动跟踪方法及系统、存储介质。方法包括：初始时刻，识别待加工件表面的激光光斑的状态；若为失焦状态，则调整显微镜头与待加工件表面的相对距离，同时对激光光斑的状态进行识别，直至识别为聚焦状态；激光光斑的状态识别方法包括：实时捕获激光光斑于待加工件表面的位置图像，据此识别激光光斑的状态。
Patent WO-2021068592-A1 (WO)
Title: Supply-chain-based collaborative delivery period management method and apparatus, and readable storage medium
Inventor: XIAO GUANGYU
IPC: G06Q10/06
Filed: 2020-07-17
Abstract: A supply-chain-based collaborative delivery period management method and apparatus, and a readable storage medium. The method comprises: issuing a goods demand plan to a supplier according to a purchase order, and receiving material information reported by the supplier on the basis of the goods demand plan (S10); according to the material information, evaluating whether the supply and demand of the purchase order are balanced (S20); and when it is confirmed that the supply and demand of the purchase order are balanced, executing the purchase order (S30). According to the method, a goods demand plan is issued in a timely manner, the balance of the supply and demand of a purchase order is then confirmed according to material information reported by a supplier, the purchase order is executed on the basis of an evaluation result, and the product progress of the supplier is tracked and monitored, thereby achieving the beneficial effects of delivery period management of the purchase order, further improving the execution efficiency of the purchase order, reducing inventory and the waiting time of a production line, and improving the production efficiency.
Patent WO-2022021439-A1 (WO)
Inventor: DENG MENG
IPC: H04W36/06
Filed: 2020-07-31
Abstract: Disclosed in the embodiments of the present application a transmission method for a sidelink synchronization signal, being capable of solving the problem that a terminal device supporting Internet-of-Vehicles standards set by the CCSA fails to transmit a sidelink synchronization signal by means of a PC5 interface so as to establish synchronization with other terminal devices. The method comprises: a terminal device determines a target sub frame from reserved sub frames or preconfigured sub frames comprised in a radio frame period, wherein the radio frame period comprises 10,240 sub frames, the 10,240 sub frames comprise 40 reserved sub frames, and the preconfigured sub frames are sub frames indicated by one bit having the bit value of 0 in a sub frame configuration bit map in the radio frame period; and the terminal device transmits a sidelink synchronization signal in the target sub frame, wherein the sidelink synchronization signal comprises a PSSS, an SSSS, a PSBCH, and a DMRS.
Patent WO-2022011769-A1 (WO)
Title: Pixel driving circuit and driving method therefor, and display panel
Inventor: ZHANG SHUYUAN
IPC: G09G3/32
Filed: 2020-08-17
Abstract: A pixel driving circuit and a driving method therefor, and a display panel. The pixel driving circuit comprises a driving transistor (T1), and a compensation module (100) that at least comprises an initialization transistor (T2) and a compensation transistor (T3) of different types, wherein the compensation transistor (T3) transmits a data signal (Vdata) having a compensation threshold voltage to a gate electrode of the driving transistor (T1); and the initialization transistor (T2) transmits a variable potential signal (VI1) to the gate electrode of the driving transistor (T1), so as to dynamically compensate for a gate voltage (Vg) of the driving transistor (T1) at a light emission stage (t3), such that the display effect is improved.
Patent WO-2021036958-A1 (WO)
Inventor: FU YANHUI
IPC: G01R31/327
Filed: 2020-08-22
Abstract: 本申请实施例涉及电子技术领域，公开了一种电控制器件的检测电路、检测方法及电动汽车。本申请的部分实施例中，检测电路包括用于检测电控制器件的驱动回路，驱动回路包括驱动电源模块和低边开关单元，检测电路包括：第一检测模块、第二检测模块和控制模块；控制模块用于获取第一检测模块的第三端的电信号，和/或，第二检测模块的第二端的电信号；根据第一检测模块的第三端的电信号，和/或，第二检测模块的第二端的电信号，判断电控制器件的驱动回路是否故障。该实现中，能够对电控制器件的驱动回路进行故障诊断。
Patent WO-2021047522-A1 (WO)
Title: Surgical robot, and control method and control device for distal instrument thereof
Inventor: GAO YUANQIAN
IPC: A61B34/37
Filed: 2020-09-08
Abstract: A surgical robot, and a control method and a control device for a distal instrument (34) thereof. The control device is used to perform the following steps: acquiring first target pose information of a distal end of a mechanical arm (21) in a first coordinate system and current pose information of respective controlled distal instruments (34) (S1); performing, according to the condition in which the distal end of the mechanical arm (21) has reached a target pose corresponding to the first target pose information, conversion calculation on the current pose information of the respective controlled distal instruments (34) to obtain second target pose information in a second coordinate system (S2); and controlling, according to the first target pose information, respective joint assemblies (210-214) of the mechanical arm (21) to move in a linked manner, such that the distal end of the mechanical arm (21) reaches the target pose corresponding to the first target pose information, and controlling, according to the respective pieces of second target pose information, respective joint assemblies of a corresponding manipulator (31) to move in a linked manner, such that the corresponding controlled distal instruments (34) remain at current positions and/or poses (S3). The surgical robot can adjust a distal end of a mechanical arm (21) while maintaining the current poses of respective controlled distal instruments (34).
Patent WO-2021057933-A1 (WO)
Title: 一种热处理多用炉进出料缓冲平台
Inventor: YANG JINGFENG
IPC: C21D9/00
Filed: 2020-09-25
Abstract: 一种热处理多用炉进出料缓冲平台，包括：一具有前室(11)和后室(14)的炉体(10)；一布置于前室(11)内用于承载料框(50)的缓冲平台(20)；一布置于炉体(10)外的炉外小车(30)，其上装设有炉外小车叉臂(31)，用于将料框(50)在炉外小车(30)和缓冲平台(20)之间进行转移；以及一布置于前室(11)内的炉内小车(40)，其上装设有炉内小车叉臂(41)，用于将料框(50)在缓冲平台(20)和后室(14)之间进行转移。
Patent WO-2021082959-A1 (WO)
Inventor: XU JUNJIE
IPC: G06F30/13
Filed: 2020-10-17
Abstract: A nonlinear dynamic time history analysis method for a complex building structure. The method comprises the following steps: step one, performing spatial finite element discretization on a complex building structure, and establishing a motion equation set of a discrete system; step two, selecting parameters and determining a global invariant; and step three, performing calculation by time steps, and calculating the displacement, speed and acceleration at an end moment of each time step. In the method, two key improvements are made to the nonlinear iteration process of a Newmark method, such that the calculation workload is greatly reduced and the calculation efficiency is improved on the premise of ensuring the precision of calculations.
Patent WO-2022087962-A1 (WO)
Inventor: Liao Zibo
IPC: G06Q10/06
Filed: 2020-10-29
Abstract: A simulation-based closed-loop APS scheduling optimization method and system, and a storage medium. The method comprises: determining APS rules selected for scheduling (101); determining weight configuration set for the selected APS rules (102); generating a scheduling Gantt chart according to the weight configuration of the APS rules (103); deriving an order sequence corresponding to the scheduling Gantt chart (104); loading the order sequence and obtained preset simulation model configuration data into a basic simulation model of a factory design simulation software to obtain a scheduling simulation model (105); running the scheduling simulation model and evaluating to acquire key performance indicator data (106); exporting the key performance indicator data as simulation results (107); determining whether the simulation results meet needs (108); if yes, outputting the corresponding scheduling Gantt chart (109); otherwise, returning to the step of selecting the APS rules for scheduling. The present method can provide a more feasible scheduling solution for factory production.
Patent WO-2021139356-A1 (WO)
Inventor: REN YANGJIE
IPC: H02K7/075
Filed: 2020-10-30
Abstract: 一种筋膜枪机芯，涉及按摩设备技术领域，其技术方案要点是：包括电机（47）、曲柄转轴（22）、摆杆（16）、转轴块（21）、摆杆轴（24）、左连杆（20）、右连杆（25）、套头转轴（29）和滑动套头（27），曲柄转轴（22）的水平后端部套设在电机（47）的输出轴上，所述摆杆（16）的下端部套设在曲柄转轴（22）的倾斜前端部，转轴块（21）的中心孔转动地套设在摆杆（16）的上端部，摆杆轴（24）横向穿设于转轴块（21）的后部，左连杆（20）和右连杆（25）的后端部对应转动地套设在摆杆轴（24）的左右两端部，套头转轴（29）的左右两端部对应横向穿设于左连杆（20）和右连杆（25）的前端部，滑动套头（27）的后端部活动套设在套头转轴（29）的中间。该筋膜枪机芯的整体空间利用率极高，最大范围内缩小产品尺寸的功能，结构紧凑，体积小，便于收纳携带，且噪音低、抖动小，用户体验感极好。
Patent WO-2022077593-A1 (WO)
Inventor: HUANG WENLIN
IPC: A61P11/00
Filed: 2020-10-30
Abstract: 提供了一种SARS-CoV－2冠状病毒的疫苗及其制备方法，通过对SARS-CoV-2冠状病毒的S基因进行密码子优化，并将S基因的截短体及突变体序列导入分泌型缺陷型腺病毒载体，包装得到相应重组腺病毒。该重组腺病毒能够在体内表达SARS-CoV-2病毒相关蛋白，并完成加工、折叠、糖基化等修饰，基本上保持5蛋白的天然构象，具有生物活性高、半衰期长、免疫原性持久等特点。所述携带分泌肽的缺陷型腺病毒载体使重组腺病毒疫苗在体内表达后，能被分泌至细胞外，从而激活体液免疫。
Patent WO-2022094838-A1 (WO)
Inventor: SHAN CHANGLEI
IPC: B65G49/06
Filed: 2020-11-05
Abstract: 一种具有防护结构的中空玻璃，其包括中空玻璃（1）。其中，中空玻璃（1）内壁的相对面分别与两个第一固定板（2）的上表面和下表面固定连接，四个第一固定板（2）内卡接有固定机构（3），固定机构（3）包括两个套筒（32）。该具有防护结构的中空玻璃通过设置拉板（37）、卡杆（31）、第一滑块（34）、第一滑槽（35）、防护架（34）和弹簧（33），当卡杆（31）运动到合适的位置时，卡杆（31）在弹簧（33）弹力的作用下卡进第一固定板（2）内形成对中空玻璃（1）的防护，防护结构对中空玻璃（1）进行固定和防护，且安装便捷。
Patent WO-2021089032-A1 (WO)
Inventor: JIN YUN
IPC: A61P25/28
Filed: 2020-11-09
Abstract: 一种通式(I)所示的化合物、其顺反异构体、其对映异构体、其非对映异构体、其外消旋体、其溶剂合物、其水合物或其药学上可以接受的盐或其前体药物，其制备方法，含有该化合物的药物组合物以及所述化合物作为Lp-PLA  2 抑制剂的用途。
Patent WO-2022099436-A1 (WO)
Inventor: LIU HAOYUAN
IPC: B63B39/03
Filed: 2020-11-10
Abstract: La présente invention concerne un dispositif d'équilibrage de type à suspension marine, comprenant un réservoir de stockage d'eau (1) et une plateforme de montage flottante (12) ; un bloc de support (2) est monté de manière fixe sur une paroi interne de la partie inférieure du réservoir de stockage d'eau (1), et une plaque d'équilibrage (3) est montée de manière rotative sur la partie supérieure du bloc de support (2) ; des premiers ressorts (4) sont montés de manière fixe sur les deux côtés de la partie inférieure de la plaque d'équilibrage (3), et des bacs à sable (5) sont montés de manière fixe sur les deux côtés de la partie supérieure de la plaque d'équilibrage (3) ; le même tuyau (6) est monté de manière fixe sur les côtés des deux bacs à sable (5) qui sont proches l'un de l'autre ; une première crémaillère (7) est montée de manière fixe sur un côté d'un bac à sable (5) parmi les deux bacs à sable (5), et un engrenage (8) s'engrène avec la première crémaillère (7) ; une seconde crémaillère (9) s'engrène avec l'engrenage (8), et des tiges coulissantes (10) sont montées de manière fixe sur la seconde crémaillère (9) et un bac à sable (5) parmi les deux bacs à sable (5). Le dispositif d'équilibrage peut assurer la précision des données de détection et est pratique à utiliser.
Patent WO-2021104015-A1 (WO)
Title: 一种单手操作的方法和电子设备
Inventor: TAN YUCHAO
IPC: G06F3/0481
Filed: 2020-11-11
Abstract: 一种单手操作的方法和电子设备。其中，所述方法包括：显示第一界面，该界面为屏幕上显示的用户界面；检测到用户的第一触发操作；根据第一触发操作，显示悬浮界面。在用户打开"悬浮屏"功能后，电子设备根据获取的用户大拇指长度和用户握持电子设备的位置，确定出一个用户单手可以操作到的区域，然后将悬浮界面呈现在该区域内，以方便用户进行操作。
Patent WO-2021143353-A1 (WO)
Inventor: HONG XIAOLIN
IPC: G06K9/00
Filed: 2020-11-20
Abstract: L'invention concerne un procédé et un appareil de traitement d'informations de geste, un dispositif électronique et un support de mémoire. Le procédé comprend les étapes suivantes : un serveur détermine un objet cible de captage de signal électromyographique dans un environnement d'utilisation d'informations de geste (701) ; le serveur capte un échantillon de signal électromyographique mis en correspondance avec l'objet cible de captage de signal électromyographique et une étiquette d'informations de geste correspondante (702) ; le serveur coupe un échantillon de signal électromyographique au moyen d'une fenêtre coulissante ayant une valeur de fenêtre fixe et une taille de pas fixe, forme différents signaux électromyographiques de l'objet cible, et effectue une élimination de bruit sur différents signaux électromyographiques de l'objet cible (703) ; le serveur reconnaît différents signaux électromyographiques soumis à une élimination de bruit, et détermine la probabilité que les informations de geste sont représentées par différents signaux électromyographiques (704) ; le serveur effectue un traitement de pondération sur la probabilité des informations de geste représentées par différents signaux électromyographiques, de façon à déterminer les informations de geste mises en correspondance avec l'objet cible (705).
Patent WO-2022110177-A1 (WO)
Inventor: ZOU ZHIQIANG
IPC: H04L27/26
Filed: 2020-11-30
Abstract: 本申请涉及自适应峰均比PAPR抑制装置、方法以及通信设备。PAPR抑制装置包括：第一削波模块和第二削波模块，第二削波模块向第一削波模块输出满足第一削波模块的输入条件的待削波信号，输入条件包括输入信号的峰值分布特征；第一削波模块对待削波信号进行第一削波处理得到第一削波信号。通过两级削波模块的配合进行PAPR抑制，相比于相关技术(典型场景)中简单削波参数的配置，保证无漏削、PAPR可控，保护功放；相比于严苛场景中需要提取每一个峰值并进行削波处理的方式，本申请的根据统计特征预先配置削波参数的方式实现方式更简单。
Patent WO-2022126329-A1 (WO)
Inventor: GUO YALI
IPC: H04W12/06
Filed: 2020-12-14
Abstract: La présente demande divulgue un procédé d'acquisition d'informations cibles ainsi qu'un procédé et des appareils d'envoi, un dispositif, et un support de stockage, se rapportant au domaine des communications mobiles. Le procédé consiste à : envoyer une demande d'acquisition d'informations à un dispositif terminal, la demande d'acquisition d'informations étant utilisée pour ordonner au dispositif terminal d'envoyer des informations cibles ; recevoir les informations cibles envoyées par le dispositif terminal ; et envoyer les informations cibles à un dispositif de gestion du dispositif terminal, le dispositif de gestion étant utilisé pour mettre en œuvre une authentification ou une autorisation du dispositif terminal sur la base des informations cibles. Dans la solution proposée dans les modes de réalisation de la présente demande, le dispositif terminal envoie les informations cibles utilisées pour mettre en œuvre une authentification ou une autorisation sur la base du fait qu'un dispositif de réseau envoie une demande d'acquisition d'informations au dispositif terminal, ce qui permet d'éviter le problème d'envoi répété dû au fait que le dispositif terminal envoie activement des informations cibles, et ainsi de réduire le gaspillage de ressources et d'augmenter le taux d'utilisation de ressources.
Patent WO-2022133630-A1 (WO)
Inventor: ZHAO ZHIYUAN
IPC: G10L13/04
Filed: 2020-12-21
Abstract: 一种跨语言音频转换方法、计算机设备和存储介质。该方法包括：获取待转换文本和目标用户的目标语音，所述待转换文本包括至少一种语言（S110）；将所述待转换文本转换为合成音频（S120）；对所述合成音频进行预处理得到合成音频特征（S130）；将所述合成音频特征和目标语音作为输入，使用预先训练好的音频转换模型得到目标音频特征（S140）；将所述目标音频特征转换为模拟所述目标语音的目标文本语音（S150）。该方法实现了跨语言的合成目标用户语音。
Patent WO-2021129548-A1 (WO)
Title: 一种半封闭式固定装置和封闭式锁定装置
Inventor: LI XINYANG
IPC: A61B17/68
Filed: 2020-12-21
Abstract: 一种半封闭式固定装置和封闭式锁定装置，半封闭式固定装置包括：连接杆(2)、固定块(3)、锁定螺钉(1)和端头固定块(4)；连接杆(2)顺次包括：第一杆体(21)、第二杆体(22)和第三杆体(23)；第一杆体(21)、第二杆体(22)和第三杆体(23)为一体设置；连接杆(2)的第一杆体(21)用于插接入固定块(3)或者端头固定块(4)中；固定块(3)包括：上缘部分(31)和下缘部分(32)；锁定螺钉(1)包括：螺钉帽(11)、上螺接部(12)、下螺接部(13)和钉头(14)；上螺接部(12)与螺钉帽(11)相连接，下螺接部(13)与上螺接部(12)相连接，钉头(14)与下螺接部(13)相连接；端头固定块(4)包括：固定螺接孔(41)、连接杆插孔(42)；固定螺接孔(41)设置于端头固定块(4)内，连接杆插孔(42)设置于端头固定块(4)的侧面。
Patent WO-2021184870-A1 (WO)
Title: Heating filter-type face mask and usage method therefor
Inventor: LI ZHUANG
IPC: A62B18/02
Filed: 2020-12-24
Abstract: A heating filter-type face mask and a usage method therefor, the mask comprising: a face mask body and a breathing tube. The face mask body has an curvature, and an accommodating cavity is formed in the inner side of the curvature. The breathing tube is provided on the surface of the face mask body. The inside of the breathing tube is used to place a fabric structure and a heating structure at intervals, and both the fabric structure and the heating structure are breathable. The mask may improve the comfort of the face and breathing gas, increase the temperature of air inhaled, and may suppress heat intolerant pathogenic sources outside the mask and kill or shorten the survival time of heat intolerant pathogenic sources inside the mask, thereby achieving effective protection in scenarios that are conducive to low temperature pathogenic sources. The face mask may be worn and used directly or used in conjunction with a mask when the user is wearing said mask. After use, the worn heating filter-type face mask, or the worn heating filter-type face mask and the mask may be subjected to high temperature treatment, which can achieve cyclical usage of the heated filter face mask.
Patent WO-2022116326-A1 (WO)
Title: 交通信息处理方法、装置、终端及计算机可读存储介质
Inventor: DAI HAO
IPC: G06K9/62
Filed: 2020-12-28
Abstract: 适用于智慧交通领域，提供了交通信息处理方法、装置、终端及计算机可读存储介质，该方法包括：获取交通点的信息（S11）；将交通点的信息转换为交通轨迹信息（S12）；根据交通轨迹信息确定交通轨迹中任意两个邻接交通点的邻接关系以及轨迹通行次数（S13）；基于交通点的信息和任意两个邻接交通点的邻接关系以及通行次数，使用谱聚类的方法得到交通网络的高维图特征矩阵（S14）；从高维表征中提取出交通点的类别信息（S15）；基于类别信息对交通点进行分类存储，形成数据库（S16）。使用轨迹通信次数来衡量交通点之间的相似性，并利用谱聚类算法，从图网络的角度来表征时空数据之间的关系，使得对交通点的聚类结果更加符合实际的交通网络情况。
Patent WO-2022141196-A1 (WO)
Inventor: ZHANG YUANYUAN
IPC: H04W28/06
Filed: 2020-12-30
Abstract: This disclosure describes methods and apparatus to deliver multicast services via MRB. A particular radio bearer called MRB is introduced, which is associated to a multicast logical channel and a unicast logical channel to enhance the reliability. The procedures to perform PDCP-based retransmission through PDCP status report are required.