baber/WOPTO huggingface dataset:
Patent WO-2020125261-A1 (WO)
Title: Radiotherapy auxiliary system and method thereof employing three-dimensional reconstruction of infrared and visible light
Inventor: Wen Hu Er
IPC: A61N5/10
Filed: 2019-11-07
Abstract: A radiotherapy auxiliary system and method thereof employing three-dimensional reconstruction of infrared and visible light. The system comprises: a visible light three-dimensional reconstruction system, comprising a visible light camera (102) and a visible light projector (103); a near-infrared three-dimensional reconstruction system, comprising an infrared camera (101) and an infrared projector (104); a synchronous trigger device (106), the synchronous trigger device (106) being respectively connected to the visible light camera (102), the visible light projector (103), the infrared camera (101), and the infrared projector (104); a first calibration plate (107) arranged at the center of a treatment bed accelerator, the first calibration plate (107) being used to calibrate the visible light camera (102) and the infrared camera (101); and a second calibration plate (108), the second calibration plate (108) being used to calibrate the visible light projector (103) and the infrared projector (104). The three-dimensional reconstruction system combining infrared and visible light realizes ranging, positioning verification, dynamic tracking, and real-time monitoring of a treatment bed in clinical medicine.
Patent WO-2021036031-A1 (WO)
Title: Livestock central air conditioner and livestock house
Inventor: CHENG YUANHU
IPC: A01K31/00
Filed: 2019-11-22
Abstract: Disclosed are a livestock central air conditioner and a livestock house. The livestock central air conditioner comprises a heat exchange unit (1), a cooling assembly (2), an axial flow fan (3) and an air outlet pipeline (4), wherein the heat exchange unit (1) comprises a heat exchanger (11), a heat exchange circulation pipeline (12) in communication with the heat exchanger (11), and a first water pump (13) connected to the heat exchange circulation pipeline (12), with a section of the heat exchange circulation pipeline (12) being a heated or cooled section. The livestock house comprises a house body (6) and the livestock central air conditioner, wherein one side of the house body (6) is provided with an air inlet (61); the heat exchange unit (1) is arranged at the air inlet (61); and the cooling assembly (2), the axial flow fan (3) and the air outlet pipeline (4) are sequentially arranged on an inner side of the house body (6) and are close to the heat exchange unit (1).
Patent WO-2020238096-A1 (WO)
Inventor: ZHANG WENBO
IPC: G09F9/33
Filed: 2019-11-26
Abstract: A power box (10) and an LED display screen. The power box (10) comprises a box frame (100), a box cover, a plate part (200), auxiliary connecting pieces (300), a frame connecting piece (401), and a plate connecting piece (402); an accommodating cavity (100a) is formed in the box frame (100), and the plate part (200) is disposed in the accommodating cavity (100a); the box cover is connected to the box frame (100) and can cover the box frame (100); the plate part (200) is fixedly connected to the box frame (100) by means of at least one auxiliary connecting piece (300); the auxiliary connecting piece (300) is provided with at least one frame connecting port (3021) and at least one plate connecting port (3022), the frame connecting piece (401) enables the auxiliary connecting piece (300) to be fixedly connected to the box frame (100) by means of the frame connecting port (3021), and a receiving area (202a) is arranged from the position on the plate part (200) corresponding to the frame connecting port (3021) to the edge of the plate part (200); the plate connecting piece (402) enables the auxiliary connecting piece (300) to be fixedly connected to the plate part (200) by means of the plate connecting port (3022). Therefore, the front and rear surfaces of the plate part (200) can be disassembled, so that it is more convenient to maintain the power box (10).
Patent WO-2020186812-A1 (WO)
Title: Multi-target kinase inhibitor, pharmaceutical composition comprising same, and preparation method and use thereof
Inventor: LIU BING
IPC: C07D239/88
Filed: 2019-11-27
Abstract: The present application relates to the technical field of biomedicine, and specifically discloses a multi-target kinase inhibitor and a pharmaceutical composition comprising the multi-target kinase inhibitor, and further discloses a preparation method and a use of the multi-target kinase inhibitor. The multi-target kinase inhibitor provided by the present application has a general structural formula as shown by formula (I), wherein the structure of R is selected from formula (a), formula (b), formula (c), formula (d), formula (e) and formula (f). The multi-target kinase inhibitor can effectively inhibit enzymatic activity of RET, VEGFR3 and PDGFRA, and can effectively treat diseases regulated by a multi-target kinase and associated with an abnormality of a signal transduction pathway of the multi-target kinase, including cancers in the breast, respiratory tract, brain, reproductive organs, digestive tract, urinary tract, eyes, liver, skin, head and/or neck and distal metastatic carcinomas thereof, as well as lymphoma, sarcoma, and leukemia, etc. The pharmaceutical composition of the present application comprises the multi-target kinase inhibitor as an active component, which accounts for 1% to 50% by weight of the composition.
Patent WO-2020177411-A1 (WO)
Inventor: ZHOU GUANGYU
IPC: H02K1/12
Filed: 2019-11-29
Abstract: A stator and a motor and compressor comprising same; specifically, provided are a stator (1) used for an electromagnetic device. The stator (1) is in interference fit with a fixing structure, and the stator (1) comprises: first stator core units (11), the first stator core units (11) comprising at least two first boss portions (111) in interference fit with the fixing structure; and second stator core units (12), the second stator core units (12) comprising at least two second boss portions (122) in interference fit with the fixing structure. The first stator core unit (11) and the second stator core unit (12) are stacked in the direction along the central axis of the stator (1), such that the first boss portions (111) and the second boss portions (122) are at least partially offset from each other when viewed along the direction of the central axis (O). According to the stator and the motor and compressor comprising same, the vibration damping in the radial direction of the stator can be significantly enhanced, thereby effectively reducing vibration and noise. Moreover, the present invention has a simple structure, is easy to process and fabricate, and has great cost benefits.
Patent WO-2020119674-A1 (WO)
Inventor: MIN WEI
IPC: G06Q10/06
Filed: 2019-12-10
Abstract: 一种调度方法、调度装置、计算机可读存储介质和电子设备。通过获取配送区域内至少一个配送机器人的状态信息，并确定所述配送区域内的至少一个电梯的状态信息，进而根据所述配送机器人的状态信息和所述电梯的状态信息对所述配送机器人进行调度。由此，能够以较优的方式完成配送机器人的调度，从而提升配送过程的效率，降低配送机器人的配送成本。
Patent WO-2020135096-A1 (WO)
Inventor: JIAN WEIMING
IPC: G06Q20/40
Filed: 2019-12-13
Abstract: 一种基于表情组别的操作确定方法、装置及电子设备，涉及图像处理的技术领域，该方法由电子设备执行，该方法包括：获取目标对象的当前人脸图像(S102)；基于当前人脸图像对目标对象进行活体人脸识别，根据识别结果判断目标对象的身份是否合法(S104)；活体人脸识别包括活体识别和人脸识别；如果合法，获取当前人脸图像的当前表情组别(S106)；确定当前表情组别对应的待执行指令(S108)；执行与待执行指令对应的操作(S110)。采用了人脸识别技术，在延续了人脸识别的身份鉴权功能的同时，加上用户自定义的表情动作，可以确保用户在工作、睡眠或昏迷等无意识的状态下不会展现这些动作，保护了用户人脸的使用安全，提升了电子设备确定操作的安全性和可靠性。
Patent WO-2021119903-A1 (WO)
Title: Tof模组的防干扰调制方法、装置、计算机设备和介质
Inventor: CHENG CHUNSEN
IPC: G01S7/487
Filed: 2019-12-16
Abstract: 本申请涉及一种TOF模组的防干扰调制方法、装置、计算机设备和存储介质。该方法包括：接收调制指令，从预设数据库中提取与调制指令对应的调制数据并烧录至待调制TOF模组，以对待调制TOF模组进行调制得到调制后的TOF模组；控制调制后的TOF模组的发射模组发射出与所述调制数据对应的调制光信号至目标物；根据调制后的TOF模组的接收模组接收从目标物反射回光信号，获取反射回光信号的数据信息；判断反射回光信号的数据信息与提取的调制数据是否符合预设的误差条件；当符合预设的误差条件时，输出防干扰调制成功提示；当不符合预设的误差条件时，则重复执行上述步骤。
Patent WO-2020125665-A1 (WO)
Inventor: PANG WEI
IPC: H03H9/64
Filed: 2019-12-18
Abstract: Provided by the present invention are a multi-stopband filter and an implementation method therefor, the multi-stopband filter comprising four series resonator groups and three parallel resonator groups. The series resonator groups are connected in series between an input port and an output port of the multi-stopband filter; the series resonator groups are formed by sequentially connecting n resonators in series; the parallel resonator groups are respectively connected in parallel between two series resonator groups and one grounding end, and the parallel resonator groups are formed by n resonators which are sequentially connected in parallel, n being the number of stopbands of the filter, and the resonant frequencies of each resonator (in the series resonator groups/in the parallel resonator groups) is different. According to the present application, the design of the multi-stopband filter is implemented by controlling resonance points of the resonators in the filter, so that the complexity of design and manufacturing is reduced to a certain extent, the production cost is greatly reduced, the size of a device is reduced nearly in half, and the device may be better miniaturized.
Patent WO-2020156008-A1 (WO)
Title: 基于区块链的信息分发方法和系统
Inventor: NIE ERBAO
IPC: H04L29/08
Filed: 2019-12-31
Abstract: 本发明公开了基于区块链的信息分发方法和系统，涉及计算机技术领域。该方法的一具体实施方式包括：分发端根据用户的类别和数量生成信息摘要，将所述信息摘要广播到区块链；接收来自接收端的申请标识请求；所述分发端根据所述申请标识请求确定用户标识，从而得到所述用户标识的第一哈希值；设置响应请求参数，所述响应请求参数包括第一参数；将所述响应请求参数和所述第一哈希值广播到所述区块链，并将所述用户标识发送给所述接收端。该实施方式减少分发端分发无效信息，保证用户的权益。
Patent WO-2020143524-A1 (WO)
Inventor: SHAO JIAFENG
IPC: H04L5/00
Filed: 2020-01-02
Abstract: The present application provides a downlink channel transmission method and apparatus, capable of improving reliability of downlink channel transmission. The method comprises: a terminal device receives two physical downlink control channels (PDCCHs) over at least two control information resources, downlink control information (DCI) borne by the at least two PDCCHs being identical, and the DCI being used for indicating a time frequency resource corresponding to a first downlink channel; the terminal device obtains at least two transmission configuration indicators (TCIs) corresponding to the at least two control information resources; the terminal device determines a target TCI in the at least two TCIs, the target TCI being a TCI corresponding to the first downlink channel; the terminal device receives a first downlink channel according to the DCI and the target TCI.
Patent WO-2020164443-A1 (WO)
Title: 单播传输的方法和通信装置
Inventor: PENG WENJIE
IPC: H04W4/46
Filed: 2020-02-07
Abstract: 本申请提供了一种单播传输的方法和通信装置，该方法包括：第一终端设备生成第一数据；该第一终端设备向第二终端设备发送该第一数据、目的标识的信息、以及目标业务标识的信息，其中，该目的标识的信息用于标识该第二终端设备，该目标业务标识的信息用于标识该第一数据对应的车联网V2X业务，该目的标识对应的至少一个业务标识包括该目标业务标识。本申请通过发送第一数据、目的标识的信息和目标业务标识的信息，能够两个终端设备之间实现不同业务/不同业务类型数据的单播传输。
Patent WO-2021134888-A1 (WO)
Title: Mobile air-conditioning system
Inventor: CHEN CHEN-MING
IPC: F24F13/22
Filed: 2020-02-28
Abstract: Disclosed is a mobile air-conditioning system. The mobile air-conditioning system contains: a compressor (101) connected to a vacuum pipeline (110), wherein a refrigerant is contained in the vacuum pipeline (110), and after being output from the compressor (101), the vacuum pipeline (110) sequentially passes through a condenser (201), an expansion valve (102) and an evaporator (301), then passes through the condenser (201) again and finally is input into the compressor (101); a water groove (501), wherein the water groove (501) is used for receiving water generated by the condenser (201) or the evaporator (301) due to a temperature difference, the condenser (201) is provided with a plurality of fins, and a water sprayer (402) sprays water to the plurality of fins of the condenser (201); a power supply element (801), wherein the power supply element (801) supplies power required by each element; and a control element (901), wherein the control element (901) is connected to the power supply element (801), is arranged on a machine shell (1001), and is used for providing user control and providing electric power condition output.
Patent WO-2021189161-A1 (WO)
Title: Composite d'électrolyte à l'état entièrement solide à base de matériaux à structure organométallique fonctionnalisée pour batterie secondaire au lithium et son procédé de fabrication
Inventor: CHEN ZHONGWEI
IPC: H01M10/058
Filed: 2020-03-22
Abstract: Une batterie secondaire au lithium à l'état entièrement solide et fiable utilisant un composite d'électrolyte à l'état solide à base de structure organométallique (MOF) fonctionnalisée et des procédés de fabrication de cet électrolyte sont prévus. Plus précisément, ce composite d'électrolyte à l'état solide comprend un matériau MOF et un polymère traditionnel, qui sont mélangés et électrofilés en un film mince solide. L'électrolyte à l'état solide pourrait réduire significativement le risque de sécurité et améliorer le taux de conductivité du Li+ en réduisant le degré de cristallinité pour le polymère et en accouplant le polymère à l'intérieur des structures poreuses orientées et uniformes dans des MOF, ce qui permet d'améliorer la conductivité ionique et les performances des batteries au Li. Le procédé comprend une seule étape et devrait être facile à réaliser sur une plus grande échelle.
Patent WO-2021189276-A1 (WO)
Title: 柔性显示基板及其制作方法、显示装置
Inventor: CHU ZHIWEN
IPC: H01L27/12
Filed: 2020-03-25
Abstract: 一种柔性显示基板及其制作方法、显示装置，所述柔性显示基板包括柔性衬底和显示功能层，显示功能层包括第一金属层和第二金属层；柔性显示基板包括显示区（S1）和周边区，周边区分别包括从显示区（S1）向第一方向延伸的弯折区（S3），以及位于显示区（S1）和弯折区（S3）之间的第一走线区（S2），以及位于弯折区（S3）远离显示区（S1）一侧的第二走线区（S4）；第一走线区（S2）和第二走线区（S4）的信号走线为分离的，第一走线区（S2）的信号走线和第二走线区（S4）的第二信号走线通过弯折区（S3）的信号连接线电连接，信号连接线采用第一金属层和/或第二金属层。该柔性显示基板能够减少制作柔性显示基板的构图工艺的次数，减少柔性显示基板的制作时间和制作成本。
Patent WO-2021189519-A1 (WO)
Inventor: YANG SIQIANG
IPC: B64D45/00
Filed: 2020-04-01
Abstract: Provided is a waterproof structure of a multi-rotor unmanned aerial vehicle. The waterproof structure comprises: an upper arc-shaped plate (1) and a lower arc-shaped plate (2) the edge of which edge fixedly connected to the upper arc-shaped plate; a containing cavity is formed between the upper arc-shaped plate and the lower arc-shaped plate, and a box body (3) is fixed in the containing cavity. The box body comprises: an upper end cover (4) integrally formed with a lower surface of the upper arc-shaped plate, an upper sealing layer (5) fixedly connected to the upper end cover, a lower end cover (6) integrally formed with an upper surface of the lower arc-shaped plate, a lower sealing layer (7) fixedly connected to the lower end cover, and a protective layer (8) fixedly connected between the upper sealing layer and the lower sealing layer. Therefore, the waterproof structure has good waterproof performance and may drain water properly.
Patent WO-2020211848-A1 (WO)
Inventor: XU ZHENGHE
IPC: H01M4/36
Filed: 2020-04-17
Abstract: 一种纳米复合负极材料及其制备方法与应用，其中，所述方法包括步骤：（S10）提供一种具有锂离子插嵌活性的纳米颗粒；（S20）将所述纳米颗粒与沥青质在溶剂中混合，通过选择和控制溶剂特性驱动沥青质在所述纳米颗粒表面吸附并形成包覆层，得到复合材料前驱体；（S30）在惰性气氛下对所述复合材料前驱体进行加热处理，制得所述纳米复合负极材料。所述纳米复合负极材料的制备方法具有原料来源广、合成路径简单、合成规模可放大等优点，所述复合负极材料包括由沥青质吸附在所述纳米颗粒表面形成的包覆层，所述包覆层经高温处理后具有机械强度高、离子传导性能好等优点，该纳米复合负极材料具有能量密度高，循环稳定性好等一系列高效锂电池负极所需性能。
Patent WO-2021027317-A1 (WO)
Title: 基于关系网络的属性信息处理方法、装置、计算机设备和存储介质
Inventor: CAI JIAN
IPC: G06Q10/06
Filed: 2020-04-23
Abstract: 一种基于关系网络的属性信息处理方法、装置、计算机设备和存储介质，涉及大数据技术领域。该方法包括：获取关系网络图谱（202）；关系网络图谱包括多个对象节点及每个对象节点连接的属性节点（202）；识别每个对象节点对应属性信息是否缺失（204）；根据识别结果将关系网络图谱中多个对象节点区分为确定对象节点和待定对象节点（206）；在关系网络图谱中与待定对象节点存在目标关联关系的确定对象节点标记为参考对象节点（208，210）；计算每个参考对象节点与待定对象节点的综合关联度（212）；获取参考对象节点对应的属性信息值，并根据综合关联度确定属性信息值的参考权重（214，216）；根据多个属性信息值及分别对应的参考权重，确定目标对象对应的属性信息值（218）。采用本方法能够提高属性信息准确性。
Patent WO-2021248444-A1 (WO)
Title: Commande de faisceau de réception
Inventor: HE QUNFENG
IPC: H04W72/02
Filed: 2020-06-12
Abstract: La présente invention concerne un dispositif de communication sans fil. Le dispositif de communication sans fil comprend une mémoire. Le dispositif de communication sans fil comprend également un processeur en communication électronique avec la mémoire. Le processeur est configuré pour mesurer des interférences de liaisons croisées (CLI) pour des faisceaux de réception respectifs afin de produire un ensemble de mesures de CLI. Le processeur est également configuré pour déterminer si un critère de commutation de faisceau est satisfait sur la base de l'ensemble de mesures de CLI. Le processeur est en outre configuré pour commuter un faisceau de réception de desserte en réponse au fait de déterminer que le critère de commutation de faisceau est satisfait.
Patent WO-2021128766-A1 (WO)
Inventor: CHEN RUIAI
IPC: C12N15/69
Filed: 2020-06-18
Abstract: Provided is a dual expression vector of Corynebacterium and Escherichia coli with high copying capability and a construction method thereof. The expression plasmid has a nucleotide sequence shown in SEQ ID NO:9. The expression plasmid is obtained by artificially mutating a C nucleotide at position 1786 at a regulatory site of a Corynebacterium replicon of a pXMJ19 plasmid. The expression plasmid has a copying capability about 12.5 times higher than that of the pXMJ19 plasmid.
Patent WO-2021114661-A1 (WO)
Inventor: WANG PING
IPC: G06Q10/06
Filed: 2020-07-15
Abstract: Disclosed is a plant electric energy management and control system based on edge-cloud cooperation. The system comprises a cloud electric energy management layer, an edge computing layer, a device layer and a power supply side. Also disclosed is a plant electric energy management and control method based on edge-cloud cooperation. The method comprises: 1) forming an industrial field network by field nodes, routing nodes and a device for executing a production task, which are in a device layer; 2) parsing production task information data, and sending same; 3) issuing an STN model of a production field to an edge node; 4) a power supply agent sending a power generation model, a power storage model and an electricity price model to the edge node; 5) the edge node computing the electric quantity required for completing the production task; 6) computing values of a comprehensive level; 7) the edge node executing computation of a high level, and a cloud electric energy management center executing computation of a low level; 8) the edge node executing a demand response algorithm; and 9) the production device executing the production task according to a computation result, and a plant power generation station, a power storage station and a plant external power supply station executing corresponding schemes according to results.
Patent WO-2022021087-A1 (WO)
Inventor: WANG YONG
IPC: H04W12/00
Filed: 2020-07-28
Abstract: Embodiments of the present application provide an association method and apparatus, which are applied to nodes supporting Bluetooth communication. The method comprises: receiving a pairing request message from a first node, the pairing request message comprising information for indicating whether the first node has a pre-shared key (PSK) pairing capability; in response to the pairing request message comprising the information for indicating whether the first node has a PSK pairing capability, sending a pairing response message to the first node, the pairing response message being used for instructing to use a shared first PSK for pairing; and authenticating the first node according to the first PSK. By using the embodiments of the present application, the security of the node pairing process can be improved, and the connection of a node to an untrusted device is avoided. This solution can be further used for improving the capability of an automated driving or advanced driver assistance system (ADAS), and can be applied to the Internet of Vehicles such as vehicle-to-everything (V2X), long term evolution-vehicle (LTE-V), and vehicle-to-vehicle (V2V).
Patent WO-2021042928-A1 (WO)
Title: Polymer battery diaphragm having interpenetrating network structure, and preparation method therefor
Inventor: JIA PEILIANG
IPC: H01M50/40
Filed: 2020-08-03
Abstract: The present invention relates to the technical field of lithium battery diaphragms, and in particular to a polymer battery diaphragm having an interpenetrating network structure and a preparation method therefor. A multilayer microporous diaphragm comprises: a PVDF layer and a PE-PVDF porous substrate located on a surface of the PVDF layer. Finger-shaped via holes having a hole diameter of 100-150 nm are distributed in a PVDF finger-shaped hole layer; an interpenetrating network structure having a hole diameter of 50-100 nm is distributed on an interface between the PVDF finger-shaped hole layer and a PE microporous layer; micropores having a hole diameter of 20-50 nm are distributed on the PE microporous layer. By covering the surface of the PVDF layer with the PE-PVDF porous substrate and enabling a multilayer microporous membrane to form the interpenetrating network structure, the advantages such as good thermal stability and high temperature resistance are obtained.
Patent WO-2022011784-A1 (WO)
Title: 触控组件及触控显示装置
Inventor: WANG JIEPING
IPC: G06F3/041
Filed: 2020-08-24
Abstract: 一种触控组件及触控显示装置（100），触控组件包括触控层（50），通过在第二分支电极（5022）和第二主干电极（5021）之间设置第一连接分支电极（5023）以增加每个触控单元（505）中第二方向上电流的传输通道，从而降低每个触控单元（505）中第二触控电极（502）的阻抗，且每个第二分支电极（5022）包围一个第一分支电极（5012），以增加第一分支电极（5012）与第二分支电极（5022）之间的互电容。
Patent WO-2021082685-A1 (WO)
Inventor: LI WEI
IPC: G02B6/44
Filed: 2020-08-27
Abstract: An ultra-high-density and high-fiber-count air-blown microcable comprises a central reinforcement (1), at least one optical unit stranded layer is arranged around the outer circumference of the central reinforcement (1), the optical unit stranded layer of the relative outer layer is stranded to the outer circumference formed by the optical unit stranded layer of the relative inner layer, a plurality of identical sub-units (2) are included in each layer of the optical unit stranded layers, the sub-units (2) in the optical unit stranded layers of different layers are the same sub-units (2), and the number of sub-units (2) of the optical unit stranded layers of the relative outer layer is greater than the number of sub-units (2) of the optical unit stranded layers of the relative inner layer. Each sub-unit (2) comprises a loose sleeve (3), a maximum of 48 200μm small-size optical fibers (4) are arranged in each loose sleeve (3), and an ointment (5) is filled in the loose sleeve (3), the outer circumference of the outermost layer of the optical unit stranded layer is coated with a PE outer sheath (6). By sheathing a 200 μm small-size optical fiber, and taking the loose sleeve (3) formed by up to 48 optical fibers as the sub-unit (2), the ultra-high-density and high-fiber-count air-blown microcable is prepared, and has the advantages of low weight, small cable diameter and high fiber density.
Patent WO-2022041222-A1 (WO)
Title: Process and system for image classification
Inventor: YANG ZHOUWANG
IPC: G06N3/08
Filed: 2020-08-31
Abstract: Process for classification status of acquired image from subject according to pre-determined classification status, wherein the process comprising the steps of (i) dividing a acquired image from a subject into a plurality of instances; (ii) converting said acquired image to a graph according to the spatial relationship between the plurality of instances of step (i); (iii) extracting initial feature representations from the plurality of instances; (iv) inputting said graph acquired in step (ii) and said initial feature representations acquired in step (iii) into a pre-trained graph convolutional network, for transforming the instances into low-dimensional embeddings, wherein the pre-trained graph convolutional network has been pre-trained utilising one or more training data input sets, wherein said data inputs include a plurality of training images each of which is labeled according to a predetermined classification status; (v) computing a weighting vector for each instance utilising the graph of step (ii) and the low-dimensional embeddings of step (iv) by a graph attention mechanism which integrates the spatial relationship of the plurality of instances into the attention mechanism; (vi) calculating a weighting sum of the plurality of instances based on said lower-dimensional embeddings acquired in step (iv) and the and the weighting vector for each instance of step (v); wherein the weighting sum of the plurality of instances is converted into a class score indicating the classification status of the acquired image.