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37results about How to "Reduce the number of labels" patented technology

Deep station caption detection method of weak supervision

The invention provides a deep station caption detection method of weak supervision. The deep station caption detection method comprises the steps of preprocessing mass online video data files, and obtaining a large data set only marking a station caption type and a small data set only marking station caption position; inputting the small data set into a station caption positioning network to be trained, and obtaining a station caption positioning network capable of predicting a station caption area; inputting the large data set into the trained station caption positioning network to obtain a plurality of prediction station caption areas of each picture in the large data set, inputting the prediction station caption areas of each picture into a station caption classification network to be trained, and obtaining a station caption classification network capable of classifying station captions; conducting the same partial preprocessing on videos to be detected, inputting the preprocessed pictures into the trained station caption positioning network, and obtaining the prediction station caption areas of the pictures; inputting the prediction station caption areas of the pictures into the trained station caption classification network, and obtaining station caption positions and types of the pictures.
Owner:INST OF INFORMATION ENG CHINESE ACAD OF SCI

Model training method and device based on active learning and server

The embodiment of the invention provides a model training method and device based on active learning, and a server, and the method and device can automatically call a training sample of each application scene indicated by a started training task, and do not need a developer to manually export data for model training. After an initial deep learning network model matched with each application scenein advance is scheduled to perform sample labeling on training samples, an active learning service is scheduled to perform active screening on the labeled training samples, developers do not need to participate in labeling, the sample labeling number is effectively reduced, the active screening sample is calibrated according to a calibration instruction of a user, a training service associated with each application scene is flexibly scheduled to perform model training based on the calibrated active screening sample, and the model is published to a software application program corresponding toeach corresponding application scene; therefore, training services of different application scenarios can be flexibly docked, and automatic labeling, training and service updating of the training process are achieved.
Owner:CHENGDU DIANZE INTELLIGENT TECH CO LTD +1

Medical data labeling method and device, storage medium and electronic equipment

The embodiment of the invention relates to a medical data labeling method and device, a storage medium and electronic equipment, and belongs to the technical field of medical big data processing. Themethod comprises the following steps: matching target field names in a preset medical knowledge base to obtain a plurality of target field attributes matched with the target field names, a plurality of target attribute values, and target display logic between each target field attribute and a target attribute value corresponding to each target field attribute; matching the target attribute valuesin the to-be-labeled medical data to obtain position information of the target attribute values in the to-be-labeled medical data; screening the position information according to the target attributevalues corresponding to the position information and the target display logic between the target field attributes corresponding to the target attribute values to obtain a plurality of screening results; and labeling the target attribute value corresponding to the screening result in the to-be-labeled medical data. According to the embodiment of the invention, the accuracy of the marked target attribute value is improved.
Owner:YIDU CLOUD (BEIJING) TECH CO LTD

Entity recognition model training method and device, equipment and storage medium

The invention relates to the field of artificial intelligence, and discloses an entity recognition model training method, which comprises the steps of obtaining an incompletely labeled specified training sample; inputting the specified training sample into a probability prediction model to obtain label probabilities corresponding to all unlabeled characters in the specified training sample; according to the label probabilities corresponding to all the unlabeled characters in the specified training sample, obtaining a label sequence with the highest probability through calculation by means of a Viterbi algorithm; according to the label sequence with the highest probability, determining covering labels respectively corresponding to all unlabeled characters in the specified training sample; obtaining a label sequence set corresponding to the specified training sample according to the covering label; obtaining label sequence sets corresponding to all the training samples in the incomplete annotation data set according to the obtaining mode of the label sequence sets corresponding to the specified training samples; and under the constraint of a preset loss function, training an entity recognition model through the label sequence sets corresponding to all the training samples. And a real tag sequence can be identified more easily.
Owner:PING AN TECH (SHENZHEN) CO LTD

Refrigerator and food material management method

The invention discloses a refrigerator. The refrigerator comprises a refrigerator body internally provided with at least one storage chamber; and a refrigerator door arranged at the opening of the storage chamber, wherein an antenna and a display screen are arranged on the refrigerator door. A controller is configured to respond to label identification operation of the antenna, generate a corresponding food material control after obtaining food material information of all food materials corresponding to a newly-added label according to a preset label coding rule, and then update a food material management interface in the display screen according to the food material control. The invention further discloses a food material management method. By adopting the refrigerator and the food material management method, the food material information of various food materials is recorded in one RFID tag according to the preset tag coding rule, so that the excessive tag number in the refrigerator caused by one-to-one correspondence of the food materials and the tags is reduced, the probability that the tags are not identified due to shielding is reduced, and the accuracy of food material management is improved.
Owner:HISENSE(SHANDONG)REFRIGERATOR CO LTD

A weakly supervised deep station logo detection method

The invention provides a weakly supervised in-depth station logo detection method, the steps of which are: preprocessing massive network video data files to obtain a large data set that only marks the station logo category and a small data set that only marks the station logo position ; Input the above-mentioned small data set into the station logo positioning network for training, and obtain a station logo positioning network capable of predicting the station logo area; input the above-mentioned large data set into the above-mentioned trained station logo positioning network, and obtain each piece in the large data set Some predicted station logo regions of the picture, and several predicted station logo regions of each picture are input into the station logo classification network for training, and the station logo classification network that can be classified as the station logo is obtained; the video to be detected is carried out with the same part as above Preprocessing, and inputting the image obtained after preprocessing into the trained station logo positioning network to obtain the predicted station logo area of ​​the picture; inputting the predicted station logo area of ​​the above picture into the trained station logo classification network to obtain the image's predicted station logo area The location and category of the station logo.
Owner:INST OF INFORMATION ENG CHINESE ACAD OF SCI

Word vector generation method and device, computer equipment and storage medium

The invention relates to an artificial intelligence technology, and provides a word vector generation method and device, computer equipment and a storage medium, and the method comprises the steps: training a word in a corpus through a preset model, and obtaining an initialization vector of the word in the corpus; the candidate words of the to-be-constructed word vector words generated based on the initialization vectors of the words are sorted through the preset sorting model to obtain the positive correlation set and the negative correlation set of the to-be-constructed word vector words, and the candidate words are sorted, so that the number of annotations of the words is reduced, the training efficiency of the model is improved, and the training efficiency of the model is improved. The positive correlation set and negative correlation set samples are obtained through the preset sorting model, the quality of the samples is improved, the high-quality samples are sent into the contrast learning model for training, and the generation quality of the word vector of the word vector word to be constructed is improved.
Owner:PING AN TECH (SHENZHEN) CO LTD
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