IMAGE ATTRIBUTE CLASSIFICATION METHOD, APPARATUS, ELECTRONIC DEVICE, MEDIUM AND PROGRAM PRODUCT

    公开(公告)号:US20230036366A1

    公开(公告)日:2023-02-02

    申请号:US17538938

    申请日:2021-11-30

    Applicant: LEMON INC.

    Abstract: The present disclosure relates to an image attribute classification method, apparatus, electronic device, medium, and program product. The present disclosure enables inputting the image to a feature extraction network to obtain a feature map after feature extraction and N times down-sampling, wherein at least one attribute of the image occupies a second rectangular position area in the feature map after N times down-sampling; calculating a mask function of the at least one attribute of the feature map after N times down-sampling based on the second rectangular position area; obtaining a feature corresponding to the at least one attribute by dot multiplying the feature map after N times down-sampling with the mask function; and inputting the obtained feature corresponding to the at least one attribute to the corresponding attribute classifier for attribute classification.

    HIGH-RESOLUTION PORTRAIT STYLIZATION FRAMEWORKS USING A HIERARCHICAL VARIATIONAL ENCODER

    公开(公告)号:US20220375024A1

    公开(公告)日:2022-11-24

    申请号:US17321384

    申请日:2021-05-14

    Applicant: Lemon Inc.

    Abstract: Systems and method directed to an inversion-consistent transfer learning framework for generating portrait stylization using only limited exemplars. In examples, an input image is received and encoded using a variational autoencoder to generate a latent vector. The latent vector may be provided to a generative adversarial network (GAN) generator to generate a stylized image. In examples, the variational autoencoder is trained using a plurality of images while keeping the weights of a pre-trained GAN generator fixed, where the pre-trained GAN generator acts as a decoder for the encoder. In other examples, a multi-path attribute aware generator is trained using a plurality of exemplar images and learning transfer using the pre-trained GAN generator.

    IMAGE GENERATION METHOD, APPARATUS AND DEVICE, AND STORAGE MEDIUM

    公开(公告)号:US20250005827A1

    公开(公告)日:2025-01-02

    申请号:US18687215

    申请日:2022-07-15

    Applicant: Lemon Inc.

    Abstract: The present disclosure relates to an image generation method, apparatus, and device, and a medium. The method comprises: acquiring a first image, keeping a target attribute in the first image unchanged, and editing other attributes in the first image; on the basis of the target attribute and the edited other attributes, generating a second image, so as to obtain the second image having the target attribute unchanged and other attributes changed. Therefore, the effect of quick image generation and improved image diversification of FIG. 5 can be achieved, such that during model training, the balance of training samples is improved, so as to improve the performance of the model.

    IMAGE ANNOTATING METHOD, CLASSIFICATION METHOD AND MACHINE LEARNING MODEL TRAINING METHOD

    公开(公告)号:US20230030740A1

    公开(公告)日:2023-02-02

    申请号:US17532480

    申请日:2021-11-22

    Applicant: LEMON INC.

    Abstract: The present disclosure relates to an image annotating method, classification method and machine learning model training method, and to the field of computer technologies. The image annotating method includes: generating an image tag vector of image to be annotated, according to a plurality of attributes for image annotating and multiple tags corresponding to each of the attributes; annotating an image category to which the image to be annotated belongs, according to vector similarity between the image tag vector and an category tag vector of each of a plurality of image categories, the category tag vector being generated according to the multiple tags corresponding to each of the attributes.

    TRAINING METHOD AND DEVICE FOR IMAGE IDENTIFYING MODEL, AND IMAGE IDENTIFYING METHOD

    公开(公告)号:US20230035131A1

    公开(公告)日:2023-02-02

    申请号:US17534681

    申请日:2021-11-24

    Applicant: LEMON INC.

    Abstract: The present disclosure provides a training method and device for an image identifying model, and an image identifying method. The training method comprises: obtaining image samples of a plurality of categories; inputting image samples of each category into a feature extraction layer of the image identifying model to extract a feature vector of each image sample; calculating a statistical characteristic information of an actual distribution function corresponding to each category according to the feature vector of each image sample of the each category; establishing an augmented distribution function corresponding to the each category according to the statistical characteristic information; obtaining augmented sample features of the each category based on the augmented distribution function; and inputting feature vectors of the image samples and the augmented sample features into a classification layer of the image identifying model for supervised learning.

    METHOD AND DEVICE FOR EVALUATING EFFECT OF CLASSIFYING FUZZY ATTRIBUTE

    公开(公告)号:US20230033303A1

    公开(公告)日:2023-02-02

    申请号:US17529192

    申请日:2021-11-17

    Applicant: Lemon Inc.

    Abstract: A method is provided for evaluating an effect of classifying a fuzzy attribute of an object, the fuzzy attribute referring to an attribute, a boundary between two similar ones of a plurality of categories of which is blurred, wherein the method includes: generating a similarity-based ranked confusion matrix, which comprises: based on similarities of K categories of the fuzzy attribute of the object, ranking the K categories, where K is an integer greater than or equal to 2, generating a K×K all-zero initialization matrix, wherein an abscissa and an ordinate of the initialization matrix respectively represent predicted values and true values of the similarity-based ranked categories of the fuzzy attribute, and based on the true values and the predicted values of the category of the fuzzy attribute for the multiple object samples, updating values of corresponding elements in the initialization matrix; and displaying the similarity-based ranked confusion matrix.

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