1.有三根桿子A,B,C。A桿上有若干碟子 2.每次移動一塊碟子,小的只能疊在大的上面 3.把所有碟子從A桿全部移到C桿上 經過研究發現,漢諾塔的破解很簡單,就是按照移動規則向一個方向移動金片: 如3階漢諾塔的移動:A→C,A→B,C→B,A→C,B→A,B→C,A→C 此外,漢諾塔問題也是程序設計中的經典遞歸問題
上傳時間: 2016-07-25
上傳用戶:gxrui1991
Recent advances in experimental methods have resulted in the generation of enormous volumes of data across the life sciences. Hence clustering and classification techniques that were once predominantly the domain of ecologists are now being used more widely. This book provides an overview of these important data analysis methods, from long-established statistical methods to more recent machine learning techniques. It aims to provide a framework that will enable the reader to recognise the assumptions and constraints that are implicit in all such techniques. Important generic issues are discussed first and then the major families of algorithms are described. Throughout the focus is on explanation and understanding and readers are directed to other resources that provide additional mathematical rigour when it is required. Examples taken from across the whole of biology, including bioinformatics, are provided throughout the book to illustrate the key concepts and each technique’s potential.
標簽: experimental generation advances enormous
上傳時間: 2016-10-23
上傳用戶:wkchong
1. 下列說法正確的是 ( ) A. Java語言不區分大小寫 B. Java程序以類為基本單位 C. JVM為Java虛擬機JVM的英文縮寫 D. 運行Java程序需要先安裝JDK 2. 下列說法中錯誤的是 ( ) A. Java語言是編譯執行的 B. Java中使用了多進程技術 C. Java的單行注視以//開頭 D. Java語言具有很高的安全性 3. 下面不屬于Java語言特點的一項是( ) A. 安全性 B. 分布式 C. 移植性 D. 編譯執行 4. 下列語句中,正確的項是 ( ) A . int $e,a,b=10 B. char c,d=’a’ C. float e=0.0d D. double c=0.0f
上傳時間: 2017-01-04
上傳用戶:netwolf
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標簽: python
上傳時間: 2022-06-06
上傳用戶:
Learning Kernel Classifiers: Theory and Algorithms, Introduction This chapter introduces the general problem of machine learning and how it relates to statistical inference. 1.1 The Learning Problem and (Statistical) Inference It was only a few years after the introduction of the first computer that one of man’s greatest dreams seemed to be realizable—artificial intelligence. Bearing in mind that in the early days the most powerful computers had much less computational power than a cell phone today, it comes as no surprise that much theoretical research on the potential of machines’ capabilities to learn took place at this time. This becomes a computational problem as soon as the dataset gets larger than a few hundred examples.
標簽: Introduction Classifiers Algorithms introduces
上傳時間: 2015-10-20
上傳用戶:aeiouetla
The present era of research and development is all about interdisciplinary studies attempting to better comprehend and model our understanding of this vast universe. The fields of biology and computer science are no exception. This book discusses some of the innumerable ways in which computational methods can be used to facilitate research in biology and medicine—from storing enormous amounts of biological data to solving complex biological problems and enhancing the treatment of various diseases.
上傳時間: 2020-06-10
上傳用戶:shancjb
特點: 精確度0.1%滿刻度 可作各式數學演算式功能如:A+B/A-B/AxB/A/B/A&B(Hi or Lo)/|A|/ 16 BIT類比輸出功能 輸入與輸出絕緣耐壓2仟伏特/1分鐘(input/output/power) 寬范圍交直流兩用電源設計 尺寸小,穩定性高
上傳時間: 2014-12-23
上傳用戶:ydd3625
特點(FEATURES) 精確度0.1%滿刻度 (Accuracy 0.1%F.S.) 可作各式數學演算式功能如:A+B/A-B/AxB/A/B/A&B(Hi or Lo)/|A| (Math functioA+B/A-B/AxB/A/B/A&B(Hi&Lo)/|A|/etc.....) 16 BIT 類比輸出功能(16 bit DAC isolating analog output function) 輸入/輸出1/輸出2絕緣耐壓2仟伏特/1分鐘(Dielectric strength 2KVac/1min. (input/output1/output2/power)) 寬范圍交直流兩用電源設計(Wide input range for auxiliary power) 尺寸小,穩定性高(Dimension small and High stability)
上傳時間: 2013-11-24
上傳用戶:541657925
/*--------- 8051內核特殊功能寄存器 -------------*/ sfr ACC = 0xE0; //累加器 sfr B = 0xF0; //B 寄存器 sfr PSW = 0xD0; //程序狀態字寄存器 sbit CY = PSW^7; //進位標志位 sbit AC = PSW^6; //輔助進位標志位 sbit F0 = PSW^5; //用戶標志位0 sbit RS1 = PSW^4; //工作寄存器組選擇控制位 sbit RS0 = PSW^3; //工作寄存器組選擇控制位 sbit OV = PSW^2; //溢出標志位 sbit F1 = PSW^1; //用戶標志位1 sbit P = PSW^0; //奇偶標志位 sfr SP = 0x81; //堆棧指針寄存器 sfr DPL = 0x82; //數據指針0低字節 sfr DPH = 0x83; //數據指針0高字節 /*------------ 系統管理特殊功能寄存器 -------------*/ sfr PCON = 0x87; //電源控制寄存器 sfr AUXR = 0x8E; //輔助寄存器 sfr AUXR1 = 0xA2; //輔助寄存器1 sfr WAKE_CLKO = 0x8F; //時鐘輸出和喚醒控制寄存器 sfr CLK_DIV = 0x97; //時鐘分頻控制寄存器 sfr BUS_SPEED = 0xA1; //總線速度控制寄存器 /*----------- 中斷控制特殊功能寄存器 --------------*/ sfr IE = 0xA8; //中斷允許寄存器 sbit EA = IE^7; //總中斷允許位 sbit ELVD = IE^6; //低電壓檢測中斷控制位 8051
上傳時間: 2013-10-30
上傳用戶:yxgi5
TLC2543是TI公司的12位串行模數轉換器,使用開關電容逐次逼近技術完成A/D轉換過程。由于是串行輸入結構,能夠節省51系列單片機I/O資源;且價格適中,分辨率較高,因此在儀器儀表中有較為廣泛的應用。 TLC2543的特點 (1)12位分辯率A/D轉換器; (2)在工作溫度范圍內10μs轉換時間; (3)11個模擬輸入通道; (4)3路內置自測試方式; (5)采樣率為66kbps; (6)線性誤差±1LSBmax; (7)有轉換結束輸出EOC; (8)具有單、雙極性輸出; (9)可編程的MSB或LSB前導; (10)可編程輸出數據長度。 TLC2543的引腳排列及說明 TLC2543有兩種封裝形式:DB、DW或N封裝以及FN封裝,這兩種封裝的引腳排列如圖1,引腳說明見表1 TLC2543電路圖和程序欣賞 #include<reg52.h> #include<intrins.h> #define uchar unsigned char #define uint unsigned int sbit clock=P1^0; sbit d_in=P1^1; sbit d_out=P1^2; sbit _cs=P1^3; uchar a1,b1,c1,d1; float sum,sum1; double sum_final1; double sum_final; uchar duan[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f}; uchar wei[]={0xf7,0xfb,0xfd,0xfe}; void delay(unsigned char b) //50us { unsigned char a; for(;b>0;b--) for(a=22;a>0;a--); } void display(uchar a,uchar b,uchar c,uchar d) { P0=duan[a]|0x80; P2=wei[0]; delay(5); P2=0xff; P0=duan[b]; P2=wei[1]; delay(5); P2=0xff; P0=duan[c]; P2=wei[2]; delay(5); P2=0xff; P0=duan[d]; P2=wei[3]; delay(5); P2=0xff; } uint read(uchar port) { uchar i,al=0,ah=0; unsigned long ad; clock=0; _cs=0; port<<=4; for(i=0;i<4;i++) { d_in=port&0x80; clock=1; clock=0; port<<=1; } d_in=0; for(i=0;i<8;i++) { clock=1; clock=0; } _cs=1; delay(5); _cs=0; for(i=0;i<4;i++) { clock=1; ah<<=1; if(d_out)ah|=0x01; clock=0; } for(i=0;i<8;i++) { clock=1; al<<=1; if(d_out) al|=0x01; clock=0; } _cs=1; ad=(uint)ah; ad<<=8; ad|=al; return(ad); } void main() { uchar j; sum=0;sum1=0; sum_final=0; sum_final1=0; while(1) { for(j=0;j<128;j++) { sum1+=read(1); display(a1,b1,c1,d1); } sum=sum1/128; sum1=0; sum_final1=(sum/4095)*5; sum_final=sum_final1*1000; a1=(int)sum_final/1000; b1=(int)sum_final%1000/100; c1=(int)sum_final%1000%100/10; d1=(int)sum_final%10; display(a1,b1,c1,d1); } }
上傳時間: 2013-11-19
上傳用戶:shen1230