90results about How to "Avoid truncation" patented technology

The invention discloses a system and a method for carrying out prefabrication and field assembly in an electromechanical pipe network factory based on building information modeling (BIM). The system comprises a BIM model establishment unit, a three-dimensional laser scanner, a point cloud model generation unit, a BIM model and point cloud model merging unit; the method mainly comprises the steps of establishing a BIM model, carrying out three-dimensional laser scanning to obtain a point cloud model, carrying out merging and optimized configuration on the BIM model and the point cloud model, designing a supporting and hanging bracket system, carrying out prefabricated disassembly on a pipe network and outputting a prefabrication manufacturing drawing, enabling a factory to produce a pipe network according to the prefabrication manufacturing drawing, and transporting the pipe network to the field for assembling. The system and the method help to greatly improve the construction efficiency while meeting the structure conditions of prefabrication manufacturing.

The embodiment of the invention provides a point cloud data division method and device and an obstacle detection method and device, and belongs to the technical field of computers. The point cloud data partitioning method comprises the steps of performing three-dimensional reconstruction on a depth image of a current environment to generate a point cloud data set, wherein one piece of point clouddata in the point cloud data set corresponds to one pixel point in the depth image; obtaining histogram distribution of the depth image based on pixel point depth values; establishing a plurality of depth intervals according to the number of pixel points corresponding to each histogram dimension in the histogram distribution; and dividing the point cloud data set into a plurality of sub-point cloud data sets corresponding to a plurality of depth spaces according to the point cloud data corresponding to the pixel points included in each of the plurality of depth intervals. According to the method, a point cloud data truncation phenomenon can be avoided, and the adaptability to a scene is higher.

The invention provides a plastic membrane for preventing cultured crabs escaping and a preparation method thereof. The plastic membrane comprises the components with the following weight portions: 70 to 90 portions of polyolefin base material, 2.5 to 3.5 portions of antioxidant 2, 6 di-butyl-p-cresol, 0.01 to 0.03 portions of isocyanuric three(3,3- di-butyl-4-hydroxy benzyl) ester, 5 to 10 portions of reinforcing agent nano-montmorilonite and 15 to 20 portions of the mixture of terpineol / rough dipentene with the weight ratio of 50:50. The polyolefin base material is preferably 55 to 65 weight portions of liner low density polyethylene and 15 to 25 weight portions of low density polyethylene. As the improvement of the invention, the raw material of the plastic membrane also comprises 10 to 25 weight portions of metallocene catalyst for liner low density polyethylene. With the invention, the plastic membrane has good aging inhibiting effect and better solves the problem that the plastic membrane is easy to age and deteriorate due to sun burning and watering outside for a long time.

A light-emitting device comprises a plurality of units. Each unit comprises a light-emitting region and a penetrating region. In at least one unit, the penetrating region surrounds at least two side edges of the light-emitting region. As in the units of the device, the penetrating regions are designed to surround at least two side edges of the light-emitting regions, the penetrating regions and the light-emitting regions are arranged alternately, and the penetrating regions are evenly distributed in the device. Therefore, the device can emit light uniformly when being used as a light source. When the device is used as a display panel, a display image can be prevented from being cutting off or significant bright and dark lines can be avoided, so that the display panel has good display quality.

The invention relates to a video editing method and device. The method comprises the steps of determining candidate segments from a to-be-processed video; determining a scene conversion time point inthe to-be-processed video; and according to the scene conversion time point, determining a time range of an edited fragment corresponding to the candidate fragment. According to the invention, the candidate segments are determined from the to-be-processed video; a scene conversion time point in the to-be-processed video is determined, and according to the scene conversion time point, the time range of the edited clip corresponding to the candidate clip is determined so as to edit the video based on the scene conversion time point, thereby ensuring the integrity of the video content of the edited clip edited from the video, and avoiding bringing a jumping feeling and a truncation feeling to a user.

The present invention provides a method for realizing a digital photo frame by using a STB (Set Top Box), belonging to the STB field. The method comprises the steps as follows: whether an external storage device is accessed in the STB is detected; if no external storage device is detected to be accessed in the STB, no operation is adopted; if the external storage device is detected to be accessed in the STB, all files in the storage device are searched, and a picture file list is listed; then a picture playlist is generated according to picture files selected by a user; and the picture files are played in the television according to the picture playlist. In addition, the present invention also provides a STB provided with a function of the digital photo frame. According to the method and the STB in the present invention, the picture files in a user storage device are read by the STB, then the picture files can be played with the television, so that the function of the digital photo frame can be realized without buying a specialized digital photo frame device, thereby reducing user cost, and being convenient for popularization.

The invention discloses a suspension mold for enlarging and reinforcing a concrete beam and a construction method of the suspension mold. The suspension mold comprises a concrete beam and a floor which is arranged on the concrete beam, wherein two sides of the concrete beam are respectively provided with a suspension rod, one end of each suspension rod penetrates through the floor to be fixed, the other end of each suspension rod is fixedly connected with a piece of a vertical square wood, each vertical square wood is provided with a left transverse square wood and a right transverse square wood, each transverse square wood is provided with a template, the template and the concrete beam form a closed grouting space, and the closed grouting space is used for enlarging and reinforcing the concrete beam; the floor is also provided with a grouting hole, and the grouting hole is communicated with the closed grouting space; a beam penetrating screw is also arranged on the concrete beam in a penetrating manner, and two ends of the beam penetrating screw also respectively penetrate through the template to be fixed. By adopting the structure, the stability of the template is reinforced, the pulp is unlikely to leak when the non-shrinkable grouting material is poured, and the deviation of the position of a construction axis caused by the existing of pipeline equipment below or on the side surface of a beam with the enlarged cross section can be avoided.

An organic light emitting display and method of fabricating the same are provided. The OLED and method of fabricating the same is capable of forming an inorganic pixel defining layer having an opening for exposing at least a portion of the first electrode and making the inorganic pixel defining layer have a curved top surface without breakpoints. Since the top surface of the inorganic pixel defining layer has the curved cross-section without breakpoints, the first electrode and the organic layer pattern are closely adhered during a laser induced thermal imaging process to enable the transfer using a laser beam having low energy, thereby improving transfer efficiency, improving luminous efficiency of the OLED, and increasing lifetime of the OLED.

The invention provides a straw granulating unit. The unit comprises a base, a first motor is fixedly installed at one side of the outer surface of the upper end of the base, a machine box is fixedly installed at the other side of the outer surface of the upper end of the base, a granulating cylinder is fixedly installed on the outer surface of the upper end of the machine box, and a feeding bin isarranged at the upper end of the granulating cylinder. A discharging bin is arranged at the lower end of the outer surface of the rear end of the granulating cylinder, a discharging table is arrangedbehind the granulating cylinder, supporting legs are fixedly installed at the corners of the outer surface of the lower portion of the discharging table, and a conveying belt is movably installed onthe outer surface of the upper end of the discharging table. According to the straw granulating unit, after raw materials are added, the feeding bin is closed, the risk of accidental injury caused bydust pollution and straw splashing is reduced, meanwhile, a closing plate rotates centrifugally, the feeding bin is effectively prevented from being blocked by straw raw materials, straw particles areconvenient to unload, meanwhile, the straw particles are not prone to breakage, the unloaded straw particles are screened and filtered, and waste of the straw raw materials is avoided.

The invention discloses a prefabricated floor secondary beam combined member. The prefabricated floor secondary beam combined member comprises prefabricated floors, truss secondary beams and girders;the multiple prefabricated floors are built on a main frame spliced by the girders, grooves are formed in connection joints of the two adjacent prefabricated floors or connection joints of the two adjacent prefabricated floors and the girders, and pre-embedded pieces in the prefabricated floors and first fixing connection pieces on the girders extend out of the interiors of the grooves; concrete is poured in the grooves, and the prefabricated floors and the girders are connected; the upper parts of the truss secondary beams are fixed to the lower parts of the prefabricated floors, and fixing connection pieces connected with the prefabricated floors are arranged on the upper parts of the truss secondary beams; and connecting plates are arranged at two ends of the truss secondary beams, andthe truss secondary beams are connected with the girders through the connecting plates. According to the prefabricated floor secondary beam combined member, the prefabricated floors and the secondarybeams are combined together in a factory, the problem of initial immunity of the floors and the beams due to wet concrete is solved, and the purpose of increasing the strength and stiffness of the floors is achieved; and meanwhile, through the standardization and modularization of the prefabricated member, the workload is greatly reduced, and the construction speed is improved.

Provided are a network printing method and device for adjusting the size of a printed web page. The method for printing a webpage includes the steps of: inputting a print command about a certain webpage; comparing the size of the webpage with the size of the paper; if the size of the webpage is larger than the size of the paper, reducing the text and images included in the webpage small predetermined units; and generating printout data on a web page containing reduced text and images and printing the data on paper. Thus, the methods and apparatus prevent web page content that exceeds the size of the paper from being truncated when printed.

A method for processing a digital image for rendering on a display. The image includes image elements associated with color information represented in a colorimetric space having a luminance and chrominance components. The luminance component has a value in a first predetermined interval. The display can render values of luminance components included in a second predetermined interval, of greater length than the first interval. The method includes: determining information representative of image brightness perceived by an observer, based on the values of the first luminance component; calculating an expansion exponent as a function of the determined brightness information; transforming the first luminance components into second luminance components, including calculating an intermediate luminance value by applying the calculated expansion exponent to the first luminance component value and multiplying the intermediate value by the length of the second interval. The expansion exponent is a decreasing function of the determined brightness information.

The invention provides a starch noodle manufacturing apparatus. The apparatus comprises a pedestal, one end of the upper part of which is provided a winding wheel support, and the other end is provided with a control box. A power mechanism is arranged at a lower part of the winding wheel support, and the winding wheel support is in an installation fit relationship with the power mechanism. One end of an upper part of a control box is provided with a starch noodle discharging barrel, and the other end is equipped with a hydraulic mechanism. One end of the upper part of the starch noodle discharging barrel is provided with a material inlet. The hydraulic mechanism includes a hydraulic rod, one end of which in an installation fit relationship with the inside of the starch noodle discharging barrel, and the other end of which in an installation fit relationship with a hydraulic cylinder. The apparatus is simple in structure, novel in design, and convenient and simple to operate, and is practical and reliable. Starch noodles discharged from the starch noodle discharging barrel can be wound and collected in time, and the hydraulic rod and the hydraulic cylinder can provide stable continuous extrusion force to the starch noodle discharging barrel. The uniformity of the starch noodles is improved, and the processing quality of the apparatus is improved. According to design of an end cover located at one end of the starch noodle discharging barrel, through installation of end covers with different through-hole diameters, the diameter of the starch noodles can be adjusted.