Abstract: A natural person information setting method, an account information providing method, and electronic devices include: an associated set of each account is determined according to a degree of association and an exclusion index of another account with the each account; convergence processing is performed on all associated sets, such that after the convergence processing, no associated account in any one associated set appears in another associated set; and identical natural person information is set for any associated account in a same associated set having gone through the convergence processing, and a same natural person is set for any associated account in the same associated set according to the identical natural person information.

Abstract: Embodiments of the present application disclose a method and an apparatus for determining a geographical area in which an IP address is located, the method including: acquiring a set of accounts of an application server to which one or more positioning terminals log in during a predetermined time period, wherein the account set is associated with a target IP address; determining a position of a respective positioning terminal corresponding to each account in the account set; collecting statistics for calculation according to the determined positions of the one or more positioning terminals to determine a geographical area in which each positioning terminal is located; and obtaining, according to the area in which each positioning terminal is located, a geographical area in which the target IP address is located. By using the present application, a geographical area with high precision to which an IP address belongs may be determined as needed.

Abstract: Disclosed are a natural person information setting method, an account information providing method, and electronic devices. The natural person information setting method includes the following steps: an associated set of each account is determined according to a degree of association and an exclusion index of another account with the each account; convergence processing is performed on all associated sets, such that after the convergence processing, no associated account in any one associated set appears in another associated set; and identical natural person information is set for any associated account in a same associated set having gone through the convergence processing, and a same natural person is set for any associated account in the same associated set according to the identical natural person information. Also disclosed are an account information providing method and electronic devices.

Abstract: The disclosure provides an optical module, including a housing, a circuit board and a light conducting structure; a portion of the light conducting structure is disposed in the housing, another portion of the light conducting structure juts out from the housing; the circuit board is provided with a light source, and the light conducting structure is configured to conduct light emitted by the light source to an outside of the housing. The optical conducting module in the optical module can conduct light emitted from the optical module to outside of the optical module. The optical module allows the state inside the optical module to be conducted to and displayed in the outside of the optical module with optical signals as propagation medium. The state inside the optical module can be directly learned from the outside of the optical module housing, thereby extending application scenarios of the optical module.

Abstract: Social relationship chain obtaining method and terminal and a readable medium are provided. The method includes: obtaining a target user set and mutual-friend information between any two target users in the target user set, target users in the target user set being friends of a center user, and the mutual-friend information indicating whether the two target users are in a friend relationship; constructing a reference network according to the center user and the mutual-friend information between the any two target users in the target user set, nodes in the reference network being the target users in the target user set, and there being a connection line between two target users in the reference network that are in a friend relationship; and determining, from the target user set according to the reference network, a target user being in a parent-child relationship chain with the center user.

Abstract: The present invention discloses a method for acquiring a histogram, wherein the method for acquiring a histogram includes the following steps: acquiring luminance data of pixel points of a dynamic video image; and performing separate statistical processing on frequencies of first luminance data with the minimum luminance value and second luminance data with the maximum luminance value in the luminance data, to draw a first histogram corresponding to the luminance data after the statistical processing. The present invention further discloses a method for dynamically adjusting luminance and an image processing apparatus. The present invention can embody features of image quality more accurately and more comprehensively.

Abstract: Described are a method and an apparatus for classifying an object based on a social networking service. Feature information of an object may be acquired; a semantic vector of the feature information may be computed, the semantic vector being used to reflect a relevancy feature when segmented words exist in the feature information simultaneously; and the semantic vector of the feature information of the object may be input to a predetermined classifier, to obtain an initial category of the object after the object is classified.

Abstract: A method for pushing recommendation information is provided, and the method includes: obtaining a meta path that connects a candidate user and a target user in a heterogeneous information network, the meta path comprising a connection between the candidate user and a candidate recommendation-object and having an attribute value; obtaining a user similarity between the target user and the candidate user relative to the meta path; estimating an attribute value of a connection between the candidate recommendation-object and the target user according to the attribute value of the connection between the candidate user and the candidate recommendation-object, an attribute value constraint condition of the meta path, and the user similarity; and sending recommendation information of the candidate recommendation-object to a terminal corresponding to the target user when the estimated attribute value meets a recommendation condition.

Abstract: An optical module is provided in the present disclosure. According to an embodiment, the optical module may comprise a housing, two or more circuit board layers, and a light emitting chip. The two or more circuit board layers may be disposed in the housing and electrically connected to each other; and the light emitting chip may be electrically connected to at least one of the circuit board layers.

Abstract: The disclosure provides an optical module, including a housing, a circuit board and a light conducting structure; a portion of the light conducting structure is disposed in the housing, another portion of the light conducting structure juts out from the housing; the circuit board is provided with a light source, and the light conducting structure is configured to conduct light emitted by the light source to an outside of the housing. The optical conducting module in the optical module can conduct light emitted from the optical module to outside of the optical module. The optical module allows the state inside the optical module to be conducted to and displayed in the outside of the optical module with optical signals as propagation medium. The state inside the optical module can be directly learned from the outside of the optical module housing, thereby extending application scenarios of the optical module.

Abstract: A method for preparing gelatinized pre-oriented filaments and the gelatinized pre-oriented filaments prepared by the method are provided. The method includes feeding a spinning dope into a twin-screw extruder for blending and extruding the spinning dope to obtain a first spinning solution having a non-Newtonian index of 0.1-0.8 and a structural viscosity index of 10-50, feeding the first spinning solution into a spinning box and drawing at a spinneret with a factor of 5-20 to obtain a second spinning solution, and flash cooling and curing the second spinning solution to obtain the gelatinized pre-oriented filaments. Also provided are a method for preparing ultra-high molecular weight polyethylene fibers and ultra-high molecular weight polyethylene fibers prepared by the method.

Abstract: A method for positioning terminals includes obtaining location information of positioned terminals; obtaining relevance information of the positioned terminals; obtaining location information of relevance terminals associated with the positioned terminals according to the location information and the relevance information of the positioned terminals. The invention is applied to improve coverage of a LBS service based on users' location information.

Abstract: A multiple-element composite material for negative electrodes, a preparation method therefor, and a lithium-ion battery using tile negative electrode material. The lithium-ion battery uses multiple-element composite material for negative electrodes has a core-shell structure containing multiple shell layers. The inner core consists of graphite and nano-active matter coating the surface of the graphite. The outer layers of the inner core are in order: the first shell layer is of an electrically conductive carbon material, the second shell layer is of a nano-active matter, and the third shell layer is an electrically conductive carbon material coating layer.

Abstract: A method for processing location data of a target user includes obtaining a location data of the target user in a predetermined time range, to get a location data set, wherein a format of each location data in the location data set comprises at least two values, which are a location coordinate and a time value; determining the accumulation regions of the target user according to the location coordinate of each location data of the location data set; determining user behavior description information of the target user at the locations corresponding to each location data according to the determined accumulation region and the time value of each location data, wherein the user behavior description information includes a frequency of the target user appearing in the determined accumulation region under the different time status.

Abstract: The present disclosure provides a group positioning method; the method includes: acquiring position information corresponding to positioned user identifiers in a group, to obtain a position information set; and determining a group central position according to the position information set, the number of geographical distance values that are less than or equal to a preset distance threshold among geographical distance values between the group central position and geographical positions represented by position information in the position information set being maximized. With the group positioning method provided by the present disclosure, the number of group members carrying out activities in a circular area that uses the group central position as the center and the preset distance threshold as the radius is maximized.

Abstract: The present disclosure provides a fabrication method for forming a conductive plug structure, including: providing a semiconductor substrate; forming a contact hole in the semiconductor substrate; forming an insulating layer on the semiconductor substrate and a bottom and sidewalls of the contact hole; and forming a metal conductive layer on the insulating layer to fill up the contact hole, the metal conductive layer including two or more stacking metal conductive unit layers, each metal conductive unit layer having a metal nucleation layer and a metal bulk layer on the metal nucleation layer.

Abstract: Described are a method and an apparatus for classifying an object based on a social networking service. Feature information of an object may be acquired; a semantic vector of the feature information may be computed, the semantic vector being used to reflect a relevancy feature when segmented words exist in the feature information simultaneously; and the semantic vector of the feature information of the object may be input to a predetermined classifier, to obtain an initial category of the object after the object is classified.

Abstract: The present disclosure provides a group positioning method; the method includes: acquiring position information corresponding to positioned user identifiers in a group, to obtain a position information set; and determining a group central position according to the position information set, the number of geographical distance values that are less than or equal to a preset distance threshold among geographical distance values between the group central position and geographical positions represented by position information in the position information set being maximized. With the group positioning method provided by the present disclosure, the number of group members carrying out activities in a circular area that uses the group central position as the center and the preset distance threshold as the radius is maximized.

Abstract: The present invention discloses a method for acquiring a histogram, wherein the method for acquiring a histogram includes the following steps: acquiring luminance data of pixel points of a dynamic video image; and performing separate statistical processing on frequencies of first luminance data with the minimum luminance value and second luminance data with the maximum luminance value in the luminance data, to draw a first histogram corresponding to the luminance data after the statistical processing. The present invention further discloses a method for dynamically adjusting luminance and an image processing apparatus. The present invention can embody features of image quality more accurately and more comprehensively.

Abstract: Provided is a method for preparing a spinning solution of ultra-high molecular weight polyethylene fiber, which comprises mixing a dissolved solution of ultra-high molecular weight polyethylene with a swollen solution of ultra-high molecular weight polyethylene at a weight ratio of 0.42˜2.85, to obtain a spinning solution with a content of the ultra-high molecular weight polyethylene being 10%˜15% by weight; the content of the ultra-high molecular weight polyethylene in the swollen solution of ultra-high molecular weight polyethylene is 10%˜50% by weight; and the weight ratio of the ultra-high molecular weight polyethylene in the swollen solution of ultra-high molecular weight polyethylene to the ultra-high molecular weight polyethylene in the dissolved solution of ultra-high molecular weight polyethylene is 2.5˜70.