chi square and likelihood ratio tests

... conjugate subspace matching pursuit and likelihood ratio test Shiwen Deng1,2 and Jiqing Han∗1 School of Computer Science and Technology, Harbin Institute of Technology, Harbin, China School of Mathematical ... described in Section 2.1, and the demonstration of algorithm and compar- ison between MP coefficients and DFT coefficients are presented in Section 2.2 2.1 Conjugate subspace MP Matching pursuit is an ... (SNR = dB and K = 10) (a) Clean speech signal (b) Noisy speech signal (c) Log likelihood ratio for (b) (d) VAD results 22 Fig ROC curves in different selection of iteration number K and other...

Ngày tải lên: 18/06/2014, 22:20

... conjugate subspace matching pursuit and likelihood ratio test Shiwen Deng1,2 and Jiqing Han∗1 School of Computer Science and Technology, Harbin Institute of Technology, Harbin, China School of Mathematical ... described in Section 2.1, and the demonstration of algorithm and compar- ison between MP coefficients and DFT coefficients are presented in Section 2.2 2.1 Conjugate subspace MP Matching pursuit is an ... (SNR = dB and K = 10) (a) Clean speech signal (b) Noisy speech signal (c) Log likelihood ratio for (b) (d) VAD results 22 Fig ROC curves in different selection of iteration number K and other...

Ngày tải lên: 20/06/2014, 04:20

... Section 2.1, and the demonstration of algorithm and comparison between MP coefficients and DFT coefficients are presented in Section 2.2 Deng and Han EURASIP Journal on Audio, Speech, and Music ... Cite this article as: Deng and Han: Voice activity detection based on conjugate subspace matching pursuit and likelihood ratio test EURASIP Journal on Audio, Speech, and Music Processing 2011 ... previous frame and λn,k Based on the total probability theorem and Bayes rule, the posterior probabilities of H and H given a k in Deng and Han EURASIP Journal on Audio, Speech, and Music Processing...

Ngày tải lên: 20/06/2014, 21:20

... U T , (uh )Π and π Π max, increase, and (ul )Π max, and (uk )Π max, max, decreases, (ui )Π max, decrease first and then increase Figures7 and show the characteristics of Π max, and (ηex )Π max, ... searching the optimal total pressure ratio The effects of the ratio of the hot-side heat reservoir temperature to environment temperature, the total heat exchanger conductance, price ratios and ... )Π max, decreases, and (ui )Π max, , (ul )Π max, , and π Π max, increase Figures9 and 10 show the characteristics of Π max, and (ηex )Π max, , (u j )Π max, , j = h, l , k , i ratio ( b ), respectively...

Ngày tải lên: 05/09/2013, 14:58

... pháp phát giấu tin miền LSB – logarithm likelihood ratio test (LLRT) đƣợc nghiên cứu nhóm nhà khoa học: K Sullivan, O Dabeer, U Madhow, B.S Manjunath, and S Chandrasekaran Tại trƣờng đại học Santa ... đƣợc ảnh C Ảnh C đƣợc biểu diễn ma trận chi u với {vk} Nk=1 giá trị điểm ảnh C vk = {0, 1, , 255} u xác suất xuất giá trị vk ảnh C Phƣơng pháp log likelihood ratio test (LLRT) sử dụng theo công thức ... Kalker, Jessica Fridrich, Digital Watermarking and Steganography, Morgan Kaufmann, 2008 [3] K Sullivan, O Dabeer, U Madow, B S Manujunath and S Chandrasekaran (Sep 2003), LLRT Based Detection...

Ngày tải lên: 08/03/2014, 21:20

... Bất chấp vụ bạo động đường phố gần thủ đô Thái Lan, Bangkok tạp chí Travel and Leisure xếp vị trí đầu bảng top 10 thành phố du lịch giới Bộ Du lịch Thể thao Thái Lan cho biết ... bá, xúc tiến du lịch Thái Lan Đông Á châu Âu hai địa bàn có số du khách đến Thái Lan nhiều nhất, chi m 3,67 triệu lượt gần 2,28 triệu lượt, nhiều khách du lịch người Malaysia, Nhật Bản, Vương quốc ... Lan, đóng góp khoảng 20% tổng giá trị xuất châu Âu tiêu thụ khoảng 15% mặt hàng Theo ông Sukhumbhand Paribatra - Thị trưởng Bangkok, giải thưởng xem khích lệ đầy ý nghĩa thành phố gặp nhiều “khó...

Ngày tải lên: 24/03/2014, 21:20

... literature and elsewhere in the smoothing literature See Craven and Wahba (1979), Cleveland and Devlin (1988), Buja, Hastie and Tibshirani (1989), Wahba (1990), Hastie and Tibshirani (1990) and Cleveland ... Musgrave 1967; Kenny and Durbin 1982), chemometrics (Savitzky and Golay 1964, Wang, Isaksson and Kowalski 1994), computer graphics (McLain 1974) and machine learning (Atkeson, Moore and Schaal 1997) ... such as reading and manipulating data and initializing graphics devices Books such as Krause and Olson (1997), Spector (1994) and Venables and Ripley (1997) cover this material, and much more Acknowledgements...

Ngày tải lên: 09/04/2014, 16:33

... tương ứng với biến Chọn Statistic đánh dấu vào Chi- Square CHI- SQUARE TEST - KIỂM ĐỊNH TÍNH ĐỘC LẬP Kết kiểm định Value Pearson Chi- Square Likelihood Ratio Linear-by-Linear Association N of Valid ...  CHI- SQUARE TESTS  BINOMIAL TEST KIỂM ĐỊNH PHI THAM SỐ  ONE-SAMPLE K-S TEST  TWO-INDEPENDENT SAMPLES TESTS  K- INDEPENDENT SAMPLES TESTS  TWO-RELATED SAMPLES TESTS  K- RELATED SAMPLES TESTS ... không? Giả thiết Ho: Tần số thực tế = Tần số lý thuyết Thực hiện: Analyze/Nonparametric tests /Chi- square CHI- SQUARE TEST - KIỂM ĐỊNH TÍNH PHÙ HỢP Kết luận: Ta có 1496 quan sát & cấp học - Cơ hội...

Ngày tải lên: 24/05/2014, 09:14

... Journal on Audio, Speech, and Music Processing experimental conditions (Standard (Std) ACE (advanced combination encoders), Smt-LF, and Smt-MF mappings) Pitch ranking and MCI tests were carried out ... J Parkin, and K Dankowski, “Pitch scaling and speech understanding by patients who use the Ineraid cochlear implant,” Ear and Hearing, vol 11, no 4, pp 310–315, 1990 [18] S Fujita and J Ito, ... Brand, and B Kollmeier, “Development and evaluation of a German sentence test II: optimization of the Oldenburg sentence test,” Audiologie, vol 38, pp 44–56, 1999 [23] K Wagener, T Brand, and...

Ngày tải lên: 21/06/2014, 07:20

... Point Theory and Applications the Alexandroff-Urysohn Square The proof is direct and uses a dog-chases-rabbit argument 5, page 123–125 ; first having the dog run up the diagonal, and then up or ... down a vertical fiber The Alexandroff-Urysohn Square is a Hausdorff dendroid For a dog-chases-rabbit argument that metric dendroids have the fixed point property, see , and also see Definition A set ... in one component of is a connected subset of L and π1 U ∩ π1 L 0, \ π1 U This completes the proof of our lemma Theorem The Alexandroff-Urysohn Square X, τ has the fixed-point property Proof Let...

Ngày tải lên: 22/06/2014, 11:20

... higher than that of China and South Korea (112 in Viet Nam, and between 105 and 107 in China and South Korea) From the second birth, there is also a clear increase in the sex ratio in Viet Nam ... Nam conducted by Vietnamese and international scholars, and the general reports of three communal and district Women’s Unions and Committees of Population, Families and Children that were collected ... policy and family-planning programme 12 4.2.3 Utilizing ultrasound as a basis for covert abortion services 14 4.3 Perceptions and Understandings of Imbalanced Sex Ratio 15 DISCUSSION AND TENTATIVE...

Ngày tải lên: 24/07/2014, 06:46

... độ khác ; - Đặc điểm ngôn ngữ truyền thông; - Cách thức thể ngôn ngữ truyền thông; v.v Nội dung chi tiết môn học CHƯƠNG TRUYỀN THÔNG VÀ BÁO CHÍ 1.1 Khái niệm: truyền thông, truyền thông đại chúng,...

Ngày tải lên: 27/01/2015, 15:08

... CONTRIBUTORS JM and SL contributed to the conception and design of the review JM and DS contributed to the literature searching, data extraction and analysis JM and SL drafted the article and DS revised ... definition and months of follow-up, walking and cognitive tasks descriptions, prioritisation of us instructions, proportion of fallers and timed results for the single and dual task walking tests ... the single and dual task walking tests an Means and standard deviations of gait speed for non-fallers and fallers in the single and dual task tests were retrieved from each of the selected full-text...

Ngày tải lên: 25/08/2016, 23:09

... dòng mang gen thơm đồng hợp tử (chi m 17,4%) + 91 dòng mang gen thơm dị hợp tử (chi m 21,7%) 256 dòng không mang gen thơm (chi m 60,9%) Ứng dụng chi thị phân tử AND xác định gene phục vụ ... tích Ứng dụng chi thị phân tử AND xác định gene phục vụ chọn tạo giống lúa thơm 2.2 PHƯƠNG PHÁP a, Tách chi t ADN - Lấy 100 mg mẫu nghiền nhỏ 800 µl dung dịch đệm chi t (NaCl 0,05 ... Ứng dụng chi thị phân tử AND xác định gene phục vụ chọn tạo giống lúa thơm NỘI DUNG 2.1 Vật liệu 2.2 Phương pháp 2.3 Kết quả và thảo luận Ứng dụng chi thị phân tử AND xác...

Ngày tải lên: 30/10/2012, 15:28

... genotypes and (B), and genotypes 4, and (C) Int J Med Sci 2006, HCV genotypes and Patients infected with HCV genotypes or have a 70%-80% likelihood of an SVR with a low dose of ribavirin and only ... 1-46 Hadziyannis SJ, et al Peginterferon-alpha2a and ribavirin combination therapy in chronic hepatitis C: a randomized study of treatment duration and ribavirin dose Ann Intern Med 2004, 140: 346-55 ... University of Paris XII and a member of the Department of Virology and of INSERM Unit U635 at the Henri Mondor University Hospital in Créteil, France He focuses on teaching, diagnosis and research in...

Ngày tải lên: 02/11/2012, 09:56

... kinds of achievement tests: final achievement test and progress achievement test Final achievement tests are those administered at the end of a course of study They may be written and administered ... knowledge and skills during the course, and they are widely used at different school levels Achievement tests are known as attainment or summative tests According to Henning (1987: 6), “achievement tests ... evaluate standard tests or to design tests in that language From Henning’s view, he suggested six purposes of language tests as follows:  Diagnosis and Feedback: to explore strengths and weaknesses...

Ngày tải lên: 07/11/2012, 15:05

... LTE, IMT-Advanced and Winner project [3, 4] Generally speaking, there are three kinds of cooperative protocols: amplify-andforward (AF), decode -and- forward (DF) and compress -and- forward (CF) For ... HW,sr are independent and identically distributed (i.i.d.) Gaussian random variables with zero mean and unit variance The MR × MR matrix Σsr and NS × NS matrix ΨT are the row sr and column covariance ... in (2.33), and Θ is given in (2.36) The matrices UT and UΘ consist of the eigenvectors of T and Θ, respectively, while the diagonal matrices ΛT and ΛΘ contains the eigenvalues of T and Θ, respectively...

Ngày tải lên: 20/11/2012, 11:31