Abstract: A determination method for a beginning of T-wave includes: obtaining an electrocardiogram (ECG) signal; identifying a form of each T-wave in the ECG signal; and recalling a preset algorithm corresponding to the form of the T-wave according to the form of the T-wave to determine a beginning of the T-wave.

Abstract: A data processing method and device, a health assessment method and device, an electronic device, and a readable storage medium are provided. The data processing method includes the following steps: acquiring the vital sign data of the target object, wherein the vital sign data includes monitoring data obtained by monitoring the vital signs of the target object and supplementary data for supplementing the vital sign data according to the monitoring data; collecting multimodal data of the target object, where the multimodal data includes at least one of the image data of the target object and the survey data for the preset symptoms; generating the physical state data of the target object according to the vital sign data and the multimodal data.

Abstract: An attention mechanism-based 12-lead electrocardiogram (ECG) classification method is described, the method including acquiring an original image of a 12-lead ECG, segmenting waveform data recorded in the original image to obtain segmented waveform data for each lead in the 12-lead ECG, performing depth feature extraction on the segmented waveform data of said each lead to obtain a first feature map of said each lead, performing feature transformation on the first feature map of said each lead based on an attention mechanism to obtain a depth feature of said each lead, and classifying the depth feature of said each lead to obtain a classification result for the original image. The classification method can make full use of the 12-lead ECG for overall classification and improve the accuracy of image classification.

Abstract: A method for processing time series data comprises: dividing time series data into a plurality of data fragments according to an objective function, the plurality of data fragments having a greatest similarity; in response to determining that at least one data fragment does not satisfy an iteration termination condition, performing following iteration operations on the at least one data fragment; and constructing a time series base pattern library by using a plurality of time series base patterns. The iteration operations includes: using the at least one data fragment as at least one update time series fragment; dividing each update time series fragment into a plurality of update data fragments; using each update data fragment that does not satisfy the iteration termination condition as a new update time series fragment; and using each update data fragment that satisfies the iteration termination condition as a time series base pattern.

Abstract: A method for processing medical data, an apparatus and a storage medium, the method includes: acquiring a case-history datum, and performing a target process to obtain a disease-analysis vector, wherein the target process includes: generating a case-history semantic vector of the case-history datum; for each of preset diseases in a preset-disease set, determining a first possibility weight of the case-history datum caused by the preset disease according to the case-history semantic vector, to obtain a first weight vector; according to case-history symptoms and case-history diseases in the case-history datum, determining from a predetermined knowledge graph a candidate disease that is capable of generating generate the case-history datum; determining a second possibility weight of the case-history datum caused by the candidate disease, to obtain a second weight vector; and fusing the first weight vector and the second weight vector, to obtain the disease-analysis vector corresponding to the case-history datum.

Abstract: A determination method for a beginning of T-wave includes: obtaining an electrocardiogram (ECG) signal; identifying a form of each T-wave in the ECG signal; and calling a preset algorithm corresponding to the form of the T-wave according to the form of the T-wave to determine a beginning of the T-wave.

Abstract: An attention mechanism-based 12-lead electrocardiogram (ECG) classification method is described, the method including acquiring an original image of a 12-lead ECG, segmenting waveform data recorded in the original image to obtain segmented waveform data for each lead in the 12-lead ECG, performing depth feature extraction on the segmented waveform data of said each lead to obtain a first feature map of said each lead, performing feature transformation on the first feature map of said each lead based on an attention mechanism to obtain a depth feature of said each lead, and classifying the depth feature of said each lead to obtain a classification result for the original image. The classification method can make full use of the 12-lead ECG for overall classification and improve the accuracy of image classification.

Abstract: A method for processing time series data comprises: dividing time series data into a plurality of data fragments according to an objective function, the plurality of data fragments having a greatest similarity; in response to determining that at least one data fragment does not satisfy an iteration termination condition, performing following iteration operations on the at least one data fragment; and constructing a time series base pattern library by using a plurality of time series base patterns. The iteration operations includes: using the at least one data fragment as at least one update time series fragment; dividing each update time series fragment into a plurality of update data fragments; using each update data fragment that does not satisfy the iteration termination condition as a new update time series fragment; and using each update data fragment that satisfies the iteration termination condition as a time series base pattern.

Abstract: An optical device for focusing synchrotron radiation light source is disclosed according to the present invention, so as to improve the uniformity of the light intensity of the emergent light, to increase the divergence the emergent light, and to restrain the synchrotron radiation higher harmonics. An outline generatrix of the optical device is a quadratic curve segment or a combination of a plurality of quadratic curve segments, the opening orientations of which are the same, and the optical device includes: a plurality of capillary bodies made of transparent material, wherein the capillary bodies in a center region have a solid construe; the capillary bodies in a periphery region located outside of the center region have a hollow structure.

Abstract: An optical device for focusing synchrotron radiation light source is disclosed according to the present invention, so as to improve the uniformity of the light intensity of the emergent light, to increase the divergence the emergent light, and to restrain the synchrotron radiation higher harmonics. An outline generatrix of the optical device is a quadratic curve segment or a combination of a plurality of quadratic curve segments, the opening orientations of which are the same, and the optical device includes: a plurality of capillary bodies made of transparent material, wherein the capillary bodies in a center region have a solid construe; the capillary bodies in a periphery region located outside of the center region have a hollow structure.