|
|
|
|
|
Jian Xu, Kean Chen, Lei Wang and Jiangong Zhang
Low-frequency sound field reconstruction in an enclosed space has many applications where the plane wave approximation of acoustic modes plays a crucial role. However, the basis mismatch of the plane wave directions degrades the approximation accuracy. I...
ver más
|
|
|
|
|
|
|
|
|
|
|
Marcus R. Garvie and John Burkardt
Checkerboard colouring arguments for proving that a given collection of polyominoes cannot tile a finite target region of the plane are well-known and typically applied on a case-by-case basis. In this article, we give a systematic mathematical treatment...
ver más
|
|
|
|
|
|
|
|
|
|
|
Minghui Zhao, Xiaobin Xu, Hao Yang and Zhijie Pan
A new proportional integral derivative (PID) control method is proposed for the 3D laser scanning system converted from 2D Lidar with a pitching motion device. It combines the advantages of a fuzzy algorithm, a radial basis function (RBF) neural network ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yanbin Li, Yubo Li, Kai Feng, Ke Sun and Zhichao Cheng
Setting the staged flood limit water level (FLWL) through flood season staging is an important means of fully utilizing reservoir flood resources. The widely-used Fisher optimal partition method requires a certain time domain as the basic unit in determi...
ver más
|
|
|
|
|
|
|
|
|
|
|
Qijun Jiang, Zhijie Rong and Zhiwei Yuan
Based on the internationally recognized concept of food security and the scientific connotation of the ?Great Food View?. This research constructs China?s provincial food security evaluation system under the ?Great Food View? by comprehensively consideri...
ver más
|
|
|
|
|
|
|
|
|
|
|
Huiquan Li, Qingning Lin, Yan Wang and Shiping Mao
The improvement of agricultural green total factor productivity (AGTFP) is crucial to achieve sustainable agricultural development. By matching China?s provincial digital financial inclusion index and agricultural production data from 2011 to 2020, and o...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ning Sun, Jie Li, Debiao Zhang, Chenjun Hu, Xiaofei Peng, Jie Jiang, Shuai Wang, Zeyu Zhang and Wentao Cui
The performance of analog-to-digital converters (ADCs) has reached a bottleneck due to the limitations of the manufacturing process and testing environment. Time-interleaved ADC (TIADC) technology can increase the sampling rate without changing the resol...
ver más
|
|
|
|
|
|