Abstract: The present invention discloses a fabrication method and use of a ?40 mm large-size and high-contrast fiber optic image inverter, belonging to the field of manufacturing of fiber optic imaging elements. The light-absorbing glass for preparing the ?40 mm large-size and high-contrast fiber optic image inverter consists of the following components in molar percentage: SiO2 60-69.9, Al2O3 1.0-10.0, B2O3 10.1-15.0, Na2O 1.0-8.0, K2O 3.0-10.0, MgO 0.1-1.0, CaO 0.5-5.0, ZnO 0-0.1, TiO2 0-0.1, ZrO2 0.1-1.0, Fe2O3 3.0-6.5, Co2O3 0.1-0.5, V2O5 0.51-1.5 and MoO3 0.1-1.0. The fiber optic image inverter has the advantages of low crosstalk of stray light, high resolution and high contrast.

Abstract: Embodiments of the present disclosure provide a search method, a device, and a storage medium. The method includes: identifying, by an AR technology, a target object to be searched, and acquiring search information of the target object, transmitting a search request to a server according to the search information, receiving a search result of the target object returned by the server. The method provided in the embodiments can quickly obtain an accurate search result and improves user experience.

Abstract: The present disclosure provides a living body detecting method and apparatus, and a computer device, wherein the method comprises: obtaining data of a user's same breathing act through a humidity sensor array and a camera respectively; determining the user's face posture according to data obtained by the humidity sensor array and data obtained by the camera respectively; comparing the determined face postures, and judging whether the user is a living body according to a comparison result. The technical solution of the present disclosure can implement living body detection for the user.

Abstract: A method for determining an object comprises: determining a reference representation based on positions of a first reference point and a second reference point of a first object in a reference image, which indicates a distance and a relative direction between the first and second reference points in the reference image; determining a detection representation based on positions of the first and second reference points in a detection frame including the first object in a video, which indicates a distance and a relative direction between the first and second reference points in the detection frame; determining rotation parameters associated with a first predetermined point and a second predetermined point in a second object associated with the first object based on the reference representation and the detection representation; and adjusting a target representation between the first and second predetermined points in the second object based on the rotation parameter.

Abstract: A method for determining an object comprises: determining a reference representation based on positions of a first reference point and a second reference point of a first object in a reference image, which indicates a distance and a relative direction between the first and second reference points in the reference image; determining a detection representation based on positions of the first and second reference points in a detection frame including the first object in a video, which indicates a distance and a relative direction between the first and second reference points in the detection frame; determining rotation parameters associated with a first predetermined point and a second predetermined point in a second object associated with the first object based on the reference representation and the detection representation; and adjusting a target representation between the first and second predetermined points in the second object based on the rotation parameter.

Abstract: Embodiments of the present disclosure provide a search method, a device, and a storage medium. The method includes: identifying, by an AR technology, a target object to be searched, and acquiring search information of the target object, transmitting a search request to a server according to the search information, receiving a search result of the target object returned by the server. The method provided in the embodiments can quickly obtain an accurate search result and improves user experience.

Abstract: The present disclosure provides a living body detecting method and apparatus, and a computer device, wherein the method comprises: obtaining data of a user's same breathing act through a humidity sensor array and a camera respectively; determining the user's face posture according to data obtained by the humidity sensor array and data obtained by the camera respectively; comparing the determined face postures, and judging whether the user is a living body according to a comparison result. The technical solution of the present disclosure can implement living body detection for the user.