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57results about How to "High input accuracy" patented technology

Distributed hydrological model digitalization method for complex underlying surface city area

ActiveCN107563019AImprove model input accuracyImprove simulationSpecial data processing applicationsProcess simulationCatchment area
The invention discloses a distributed hydrological model digitalization method for a complex underlying surface city area. The method comprises the following steps of performing basic data collectingand sorting; performing site survey; performing drainage area division; performing sub water catchment area division; performing sub water catchment unit refinement; performing flow collection point generalization; performing drainage pipeline (network) generalization; performing drainage system refinement processing; and performing model digitalization input. The method has the advantages that through high-precision generalization and digitalization processing, the authenticity and reliability of data, needed to be input, of a distributed hydrological model are realized, and actual underlyingsurface conditions of the city area are restored and simulated as far as possible; the method can be applied to the model digitalization input of the multi-land use type cross distribution city built-up area; and by virtue of an ArcGIS technology and an RS technology, the generalization precision of digitalization of sub water catchment regions and drainage systems in a city range is improved, and the technical problems of hydrological process simulation and the like of the distributed hydrological model in the large-scale complex underlying surface city built-up area under the background ofstrong human activity influence are solved.
Owner:HEBEI UNIV OF ENG +1

Input device, method and notebook computer

The invention provides an input device, an input method and a notebook computer. The device includes: a locating plate which has a conducting layer on bottom; a touch control panel which connects with the locating plate, area of the touch control panel is larger than bottom area of the conducting layer of the locating plate, the locating plate slides on the touch control panel; a first capacitance sensing layer which connects with the touch control panel and connects with the locating plate through the touch control panel for sensing a first area value on the touch control panel generated by the user's input operation in a first time; a first comparing unit which connects with the first capacitance sensing layer, compares the first area value and a waited-compared value for generating a comparing value; a processing unit which connects with the first comparing unit and judges the input operation whether being input by mouse or keyboard according with the comparing value. The device, the method and the notebook computer provided by the invention can solve problem of distinguishing position moving operation on the touch control panel and keyboard pressboard knocking input, blend the touch control panel and the keyboard fully, and has more higher input precision.
Owner:LENOVO (BEIJING) LTD
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