Abstract: An optical system affixed to an electronic apparatus is provided, including a first optical module, a second optical module, and a third optical module. The first optical module is configured to adjust the moving direction of a first light from a first moving direction to a second moving direction, wherein the first moving direction is not parallel to the second moving direction. The second optical module is configured to receive the first light moving in the second moving direction. The first light reaches the third optical module via the first optical module and the second optical module in sequence. The third optical module includes a first photoelectric converter configured to transform the first light into a first image signal.

Abstract: A multi-scale aggregation pattern analysis method for a complex traffic network is provided, which belongs to the field of the highway traffic network. Firstly, an adjacency matrix, a position attribute matrix, a distance weight matrix, a road grade matrix, and a time-phased traffic congestion degree matrix of a highway traffic network are calculated; secondly, a weight influence factor of the road network is incorporated based on a PageRank algorithm to determine order of critical nodes; finally, a two-dimensional decision diagram is drawn by two indicators: order of critical nodes and a shortest path distance. A new weighting matrix which accords with the actual situation of the road network is obtained by incorporating a position weight matrix, a distance weight matrix, a road grade weight matrix and a dynamic traffic congestion degree weight matrix based on a similarity matrix of the spectral clustering.

Abstract: An optical member driving mechanism is provided. The optical member driving mechanism includes a first portion and a matrix structure. The first portion is connected to a first optical member and corresponds to a first light. The matrix structure is disposed on the first portion and corresponds to a second light, wherein the first light is different from the second light. The matrix structure includes a regularly-arranged structure.

Abstract: A mobile robot map construction method and apparatus, and a computer device and a storage medium. The mobile robot map construction method comprises: acquiring the number of floors and current floor information (S202); acquiring point cloud data of an environment around the current location by means of a laser radar, acquiring image data of the environment around the current location by means of a camera, and constructing an environment map according to the point cloud data and the image data and labeling a glass location (S204); determining whether there is an area to be detected in the environment map, and if there is an area to be detected, detecting said area according to a pre-set rule (S206); and if there is no area to be detected, moving to the nearest elevator in an obstacle avoidance mode according to an elevator location marked on the environment map, and taking the elevator to an undetected floor until environment map construction of all undetected floors is completed (S208).

Abstract: An optical system affixed to an electronic apparatus is provided, including a first optical module, a second optical module, and a third optical module. The first optical module is configured to adjust the moving direction of a first light from a first moving direction to a second moving direction, wherein the first moving direction is not parallel to the second moving direction. The second optical module is configured to receive the first light moving in the second moving direction. The first light reaches the third optical module via the first optical module and the second optical module in sequence. The third optical module includes a first photoelectric converter configured to transform the first light into a first image signal.

Abstract: A field-of-view stitching system including: a light source module for emitting a first beam; a light guiding element for splitting the first beam into a plurality of second beams and includes an incident surface, a first exit surface, and a plurality of second exit surfaces, the second beams propagate along an optical path of the first beam; and a plurality of light modulators, a number of the plurality of light modulators is the same as a total number of the first exit surface and the plurality of second exit surfaces, each of the plurality of light modulators is configured to receive and regularly reflect one of the plurality of second beams; the light guiding element is further configured to receive and combine the second beams reflected by the light modulators to form an illuminating light. A field-of-view stitching method, a biological sample identification device and method are also provided.

Abstract: A method for predicting the operation state of a power distribution network based on scene analysis is provided, comprising the following steps of step 10) obtaining the network structure and historical operation information of a power distribution system; step 20) extracting representative scene sequence fragments of output of the DGs according to historical output sequences of the DGs; step 30) obtaining a multi-scene prediction result of a future single-time section T0 through matching the historical similar scenes; step 40) establishing a future multi-time section operation scene tree; and step 50) deeply traversing all scenes in the future multi-time section operation scene tree, performing power distribution network load flow analysis for each scene, calculating the line current out-of-limit risk and the busbar voltage out-of-limit risk of the power distribution network, and obtaining a future operation state variation tendency of the power distribution network with the DGs.

Abstract: A method for predicting the operation state of a power distribution network based on scene analysis is provided, comprising the following steps of step 10) obtaining the network structure and historical operation information of a power distribution system; step 20) extracting representative scene sequence fragments of output of the DGs according to historical output sequences of the DGs; step 30) obtaining a multi-scene prediction result of a future single-time section T0 through matching the real time scene with historical similar scenes; step 40) establishing a future multi-time section operation scene tree; and step 50) deeply traversing all scenes in the future multi-time section operation scene tree, performing power distribution network load flow analysis for each scene, calculating the line current out-of-limit risk and the busbar voltage out-of-limit risk of the power distribution network, and obtaining a future operation state variation tendency of the power distribution network with the DGs.

Abstract: A light source module and a projection apparatus are provided. The light source module includes a first light-emitting device, a wavelength conversion device, a second light-emitting device and a light combination device. The first light-emitting device emits an exciting beam. The wavelength conversion device is disposed on a transmission path of the exciting beam, and converts the exciting beam into a first color beam. The wavelength conversion device is suitable for moving, so that the exciting beam illuminates into different positions of the wavelength conversion device at different time. The second light-emitting device emits a second color beam. Colors of the first color beam and the second color beam are different. The light combination device is disposed on transmission paths of the first color beam and the second color beam, and combines the first color beam and the second color beam.

Abstract: A light source module and a wavelength conversion module are provided. The light source module includes a first light emitting device, a reflection unit, a wavelength conversion unit, a second light emitting device and a light combination unit. The first light emitting device emits an exciting beam. The reflection unit is disposed on a transmission path of the exciting beam. The wavelength conversion unit is disposed on the reflection unit and located on the transmission path of the exciting beam. The exciting beam is obliquely incident into the wavelength conversion unit along an optical axis of the first light emitting device, and the wavelength conversion unit converts the exciting beam into a first color beam. The second light emitting device emits a second color beam. The light combination unit is disposed on transmission paths of the first color beam and the second color beam.

Abstract: An illumination module including a light emitting element, a wavelength conversion unit, a control unit, and a determining unit is provided. The light emitting element is capable of emitting an excitation light beam. The wavelength conversion unit is disposed on a transmission path of the excitation light beam for converting the excitation light beam into a color light beam. The control unit is connected to the wavelength conversion unit and capable of driving the wavelength conversion unit to rotate and to shift relative to the excitation light beam. The determining unit is electrically connected to the control unit. When the determining unit determines that a shifting condition is satisfied, the determining unit instructs the control unit to shift the wavelength conversion unit relative to the excitation light beam, so as to change the irradiation position of the excitation light beam on the wavelength conversion unit.

Abstract: An illumination module including a light emitting element, a wavelength conversion unit, a control unit, and a determining unit is provided. The light emitting element is capable of emitting an excitation light beam. The wavelength conversion unit is disposed on a transmission path of the excitation light beam for converting the excitation light beam into a color light beam. The control unit is connected to the wavelength conversion unit and capable of driving the wavelength conversion unit to rotate and to shift relative to the excitation light beam. The determining unit is electrically connected to the control unit. When the determining unit determines that a shifting condition is satisfied, the determining unit instructs the control unit to shift the wavelength conversion unit relative to the excitation light beam, so as to change the irradiation position of the excitation light beam on the wavelength conversion unit.

Abstract: A light source module and a projection apparatus are provided. The light source module includes a first light-emitting device, a wavelength conversion device, a second light-emitting device and a light combination device. The first light-emitting device emits an exciting beam. The wavelength conversion device is disposed on a transmission path of the exciting beam, and converts the exciting beam into a first color beam. The wavelength conversion device is suitable for moving, so that the exciting beam illuminates into different positions of the wavelength conversion device at different time. The second light-emitting device emits a second color beam. Colors of the first color beam and the second color beam are different. The light combination device is disposed on transmission paths of the first color beam and the second color beam, and combines the first color beam and the second color beam.

Abstract: A light source module and a wavelength conversion module are provided. The light source module includes a first light emitting device, a reflection unit, a wavelength conversion unit, a second light emitting device and a light combination unit. The first light emitting device emits an exciting beam. The reflection unit is disposed on a transmission path of the exciting beam. The wavelength conversion unit is disposed on the reflection unit and located on the transmission path of the exciting beam. The exciting beam is obliquely incident into the wavelength conversion unit along an optical axis of the first light emitting device, and the wavelength conversion unit converts the exciting beam into a first color beam. The second light emitting device emits a second color beam. The light combination unit is disposed on transmission paths of the first color beam and the second color beam.