... nằm viện.” “Ồ, thật ư? T i đâu có biết. T i sẽ i thăm cô ấy.” “Ann is in hospital.” “Yes, I know. I m going to visit her tomorrow.” “Ann đang nằm viện.” “Vâng, t i biết. T i định sẽ i thăm ... I m going on holiday on Saturday. This time next week I ll be lying on a beach or swimming in the sea. T i sẽ i nghỉ vào thứ bảy. Vào th i gian này tuần sau t i sẽ (đang) nằm trên b i biển ... Hay I think the weather is going to be nice later. T i nghĩ là th i tiết sắp t i sẽ tốt hơn. Khi chúng ta n i một việc nào đó sắp xảy ra (something is going to happen), chúng ta biết hay...
Ngày tải lên: 27/10/2013, 22:15
... gain greater understanding in much less time. 9 Chapter 9 Vision-Based Positioning 207 9.1 Camera Model and Localization 207 9.2 Landmark-Based Positioning 209 9.2.1 Two-Dimensional Positioning ... sophisticated single-channel encoders are typically limited to 2540 lines for a 5-centimeter (2 in) diameter incremental encoder disk [Henkel, 1987]. In addition to low-speed instabilities, single-channel ... magnetic flux density µ = permeability H = magnetizing force. Since the magnetic flux in a magnetic circuit is analogous to current I in an electrical circuit, it follows that magnetic flux density...
Ngày tải lên: 13/02/2014, 09:20
Digital Communications I: Modulation and Coding Course
... sampling time ISI-no noise, No equalizer ISI-no noise, DFE equalizer ISI- noise No equalizer ISI- noise DFE equalizer Lecture 6 9 Pulse shaping to reduce ISI Goals and trade-off in pulse-shaping Reduce ... a baseband signal at the rate 1/T (T symbol duration) time scale amplitude scale Noise margin Sensitivity to timing error Distortion due to ISI Timing jitter Lecture 6 22 Equalization: Channel ... filters )( )()( fj cc c efHfH θ = Non-constant amplitude Amplitude distortion Non-linear phase Phase distortion Lecture 6 27 Equalization – cont’d Equalization using MLSE (Maximum likelihood sequence estimation) Filtering Transversal...
Ngày tải lên: 18/10/2013, 06:15
If I do … and If I did… & If I knew… I wish I new
... đề if hay sau wish: If I were rich, I would have a yacht. (không n i ‘If I would be rich’) Nếu t i giàu có t i sẽ có một chiếc du thuyền. I wish I had something to read. (không n i I wish ... I d go out if it weren’t raining hoặc if it wasn’t raining… T i sẽ ra ngo i nếu như tr i không mưa. I wish it were possible hoặc I wish it was possible. Ước gì i u đó có thể xảy ra. D ... his number, I would phone him. Nếu t i biết số i n tho i của anh ấy t i sẽ g i đến anh ấy. Sue n i: If I knew his number… (nếu t i biết số i n tho i của anh ấy…) cho chúng ta biết rằng Sue...
Ngày tải lên: 27/10/2013, 22:15
Tong hop các dề thi học kì I (Có đáp ám)
... t i một i m thì: A. i m đó cách đều hai tiếp i m. B.Tia kẻ từ i m đó t i tâm là tia phân giác của góc tạo b i hai tiếp tuyến. C.Tia kẻ từ tâm t i i m đó là tia phân giác của góc tạo b i ... t i một i m thì: A. i m đó cách đều hai tiếp i m. B.Tia kẻ từ i m đó t i tâm là tia phân giác của góc tạo b i hai tiếp tuyến. C.Tia kẻ từ tâm t i i m đó là tia phân giác của góc tạo b i ... 0 a) (1,5 i m): Đồ thị hàm số y = 1 2 x 2 là đờng thẳng (d) giao v i Oy t i (0; - 2), giao v i Ox t i (4; 0) b) Chu vi tam giác ADE là AD +DE + AE . (0,25đ ) Mà DB , DM là hai tiếp tuyến nên...
Ngày tải lên: 29/10/2013, 21:11
Kế hoạch đổi mới PPDH môn âm nhạc
... phổ biến Tiết 15: Ôn tập Tiết 16, 17, 18: Ôn tập và kiểm tra 1 tiết HỌC KÌ II B I 5 Tiết 19: Học hát: B i Niềm vui của em Tiết 20: - Ôn tập b i hát: Niềm vui của em - Tập đọc nhạc: TĐN số 6 Tiết ... dục t tởng đ i v i các em học sinh. II. Biện pháp thửùc hieọn a. Đ i v i giáo viên: - Lấy quan i m tích hợp làm nguyên tắc chỉ đạo tổ chức dạy học. Do đó giáo viên ph i hiểu biết đày đủ đúng ... ®éng tù gi¸c trong viƯc häc tËp vµ rÌn lun. III. CẤU TRÚC CHƯƠNG TRÌNH LỚP 9 Học kì II: 18 tuần x 1 tiết/ tuần = 18 tiết HỌC KÌ II B I 1 Tiết 1 - Học hát: B i Bóng dáng một ng i trường Tiết 2:...
Ngày tải lên: 10/11/2013, 09:11
Tài liệu ENCYCLOPEDIA OF LAW ENFORCEMENT, VOLUME I: STATE AND LOCAL doc
... Investigation Homicide Investigation Identity Theft and Identity Crimes Missing Persons Investigations Office of Criminal Investigations Organized Crime Control Serial Murder Investigation Sex Crimes ... Commission, The Citizen Police Academies Citizen’s Arrest Civil Liability Civil Rights Violations by Police Civilian Complaint Review Boards Clearance Rates Cold Case Investigations Communications ... Police Suicide by Cop: Comparative Perspectives United Nations and Criminal Justice Policy Women in Policing INVESTIGATION TECHNIQUES American Society of Crime Laboratory Directors Ballistics Ballistics...
Ngày tải lên: 18/02/2014, 05:20
Tài liệu Báo cáo khoa học: Distribution of class I, III and IV alcohol dehydrogenase mRNAs in the adult rat, mouse and human brain ppt
... their implications in the metabolism of ethanol and retinoic acid. In vitro and in vivo data indicate that ADH1, ADH3 and ADH4 can oxidize retinol to retinal, with ADH4 having very high efficiency ... NADPH) and a catalytic site. Protein purification and enzymatic studies have led to the identifi- cation of different isoenzymes distinguished by substrate specificity and resistance to inhibitors. ... of class I, III and IV ADHs we have carried out in situ hybridization studies in several species using radiolabeled short (49–51 base pairs) oligonucleotides after multiple in silico and in vitro tests...
Ngày tải lên: 21/02/2014, 00:20
Đề tài " Classical and modular approaches to exponential Diophantine equations I. Fibonacci and Lucas perfect powers " pdf
... O K lying above 2 whose ramification index e is odd: this prime must ramify in K (i) /K, since 2i =(1 +i) 2 in K (i) . Thus P divides D K (i) / K and so |N K / Q (D K (i) / K )| is divisible by 2. However, by ... no missing so- lutions less than the bounds obtained in (I) , (II). (IV) To solve various outstanding exponential Diophantine equations. Our theoretical improvement in this paper is a new and ... Proposition 8.1, the proof of Proposition 8.2 is a fairly trivial modification of the proof of Proposition 7.3 and we omit it. The reader will notice that in Proposition 7.3 (the Fibonacci case)...
Ngày tải lên: 06/03/2014, 08:21
Visible photoluminescence from silicon ion implanted sio2 ï¬lm and its multip
... deposition from silane, 2–5 silicon-ion implantation into SiO 2 , 6–11 glass-melt reaction, 12 crystallization of amorphous silicon, 13 silicon and SiO 2 rf cosputtering, 14 and reactive ion-etching ... annealing or excitation conditions. As the anneal- ing temperature is increased, 470-, 550-, and 630-nm bands are initially intensified and then weakened with the intensity maxima at 600, 300, and ... technol- ogy than silica glass, so silicon-implanted thermal SiO 2 grown on crystal silicon is a promising candidate for silicon- based light-emitting materials. With respect to this system, Komoda...
Ngày tải lên: 16/03/2014, 15:31
A Boy I Knew and Four Dogs ppt
... how to bring him up. He may improve as he grows older. Perhaps to his unfortunate infirmity may be ascribed his uncertainty and his variability of temper and disposition. It is possible that ... played an important part in their daily life there. They sailed it, and fished it, and camped out on its banks, with Ed Curtis before Ed went to West Point and with Dick Hawley, Josie Briggs, and Frank ... of drawing! At times his devotion to his mistress is beautiful and touching. It is another case of "Mary and the Lamb, you know." If his mistress is not visible, he waits patiently...
Ngày tải lên: 23/03/2014, 05:20
Digital Communication I: Modulation and Coding Course-Lecture 2 potx
... 9 Quantization Amplitude quantizing: Mapping samples of a continuous amplitude waveform to a finite set of amplitudes. In Out Quantized values Average quantization noise power Signal peak ... basic concepts and definitions such as as signal classification, spectral density, random process, linear systems and signal bandwidth. Lecture 2 7 Aliasing effect LP filter Nyquist rate aliasing Lecture ... parameters Larger SNR than uniform quantizing with same number of levels Non-uniform intervals in the dynamic range with same quantization noise variance Application of non-uniform quantizer: Commonly...
Ngày tải lên: 23/03/2014, 10:21
Digital Communication I: Modulation and Coding Course-Lecture 5 potx
... transmitted symbol sent) inside lienot does sent)Pr( Pr() ˆ Pr( iiii mZmmm z=≠ sent) inside liessent)Pr( Pr() ˆ Pr( iiii mZmmm z== ∫ == i Z iiiic dmpmZmP zz z z )|(sent) inside liesPr()( )(1)( icie mPmP ... probability of error in the decision is minimized. m ˆ i m Modulator Decision rule m ˆ i m z i s n z z Lecture 5 10 Detection rule (ML)… It can be simplified to: or equivalently: ik Z k i =− ... 8 Detection (ML rule) For equal probable symbols, the optimum decision rule (maximum posteriori probability) is simplified to: or equivalently: which is known as maximum likelihood . ikmp mm k i = = ...
Ngày tải lên: 23/03/2014, 10:21
Digital Communication I: Modulation and Coding Course-Lecture 10 potx
... 16 State diagram – cont’d A state diagram is a way to represent the encoder. A state diagram contains all the states and all possible transitions between them. Only two transitions initiating ... design and evaluation of the code. Block codes are based on algebraic/combinatorial techniques. Convolutional codes are based on construction techniques. Digital Communications I: Modulation ... blocks of fixed size ( Convolutional codes are often forced to block structure by periodic truncation ). is a machine with memory. This fundamental difference in approach imparts a different...
Ngày tải lên: 30/03/2014, 10:20
Digital Communication I: Modulation and Coding Course-Lecture 13 ppt
Ngày tải lên: 30/03/2014, 10:20
Bạn có muốn tìm thêm với từ khóa: