reference to mpeg-7 standards, mainly researches feature extracting schemes of video visual information . it includes histogram refinement in rgb color space, histogram in hsv color space, color coherence vectors algorithm and homogeneous texture descriptor extraction algorithm 論文中主要研究的視覺特征提取方法有:rgb顏色空間的改進(jìn)直方圖法、hsv顏色空間的直方圖統(tǒng)計(jì)、顏色相關(guān)向量法和提取同類紋理描述符算法。
3 . to meet the real-time demand in the robot soccer competition, this thesis proposed a color image segmentation method using improved threshold vector algorithm in yuv color space . the new algorithm can classify 8 colors in one time, so the speed of the algorithm is improved a lot 針對(duì)足球機(jī)器人系統(tǒng)中對(duì)視覺系統(tǒng)實(shí)時(shí)性方面的具體要求,提出了一種改進(jìn)了閾值向量彩色圖像分割方法,對(duì)于一個(gè)未知顏色的像素點(diǎn),一次計(jì)算就能夠判斷其顏色,并將其進(jìn)行分類。
this dissertation develops research work for some fields in which ground clutter suppression algorithm may be used for airborne phased-array radar, software design of 3dt-- stap algorithm with adaptive space-frequence steer vector algorithm is completed for clutter suppression realtime processing system based on tigersharc ts101 chip 本論文圍繞機(jī)載相控陣?yán)走_(dá)的空時(shí)二維處理技術(shù)展開研究工作,主要任務(wù)是為系統(tǒng)選擇地雜波抑制的算法,并完成以浮點(diǎn)dsp芯片(ts101)為核心的基于3dt
secondly, the improved rotation vector algorithms in the pure coning motion are discussed and the computing burden is compared with each other . lastly, computer simulations are executed to test the algorithms " performance . the results show that the rotation vector algorithms can improve the precision of the attitude calculation effectively 分析了高動(dòng)態(tài)環(huán)境下捷聯(lián)慣導(dǎo)圓錐誤差的產(chǎn)生機(jī)理,研究了純錐運(yùn)動(dòng)條件下姿態(tài)更新的旋轉(zhuǎn)矢量?jī)?yōu)化算法,對(duì)各算法的計(jì)算量和精度進(jìn)行了對(duì)比,最后對(duì)各算法進(jìn)行了計(jì)算機(jī)仿真,仿真結(jié)果表明:旋轉(zhuǎn)矢量算法能有效提高姿態(tài)算法的精度;2
secondly, the improved rotation vector algorithms in the pure coning motion are discussed and the computing burden is compared with each other . lastly, computer simulations are executed to test the algorithms " performance . the results show that the rotation vector algorithms can improve the precision of the attitude calculation effectively 分析了高動(dòng)態(tài)環(huán)境下捷聯(lián)慣導(dǎo)圓錐誤差的產(chǎn)生機(jī)理,研究了純錐運(yùn)動(dòng)條件下姿態(tài)更新的旋轉(zhuǎn)矢量?jī)?yōu)化算法,對(duì)各算法的計(jì)算量和精度進(jìn)行了對(duì)比,最后對(duì)各算法進(jìn)行了計(jì)算機(jī)仿真,仿真結(jié)果表明:旋轉(zhuǎn)矢量算法能有效提高姿態(tài)算法的精度;2