viterbi algorithm for maximum likelihood decoding ppt
Tài liệu Bài 9: ICA by Maximum Likelihood Estimation ppt
... all.9.2 ALGORITHMS FOR MAXIMUM LIKELIHOOD ESTIMATIONTo perform maximum likelihood estimation in practice, we need an algorithm toperform the numerical maximization of likelihood. In this section, ... 9ICA by Maximum Likelihood EstimationA very popular approach for estimating the independent component analysis (ICA)model is maximum likelihood (ML) estimation. Maximum likelihood estimation ... is actually equal to the likelihood. This means thatinfomax is equivalent to maximum likelihood estimation.9.4 EXAMPLESHere we show the results of applying maximum likelihood estimation to...
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Báo cáo khoa học: "A Portable Algorithm for Mapping Bitext Correspondence" pptx
... compare SIMR's performance on these language pairs to the performance of other algorithms, Table 2 shows that the performance on other language pairs is no worse than performance on French/English. ... was 5.7 characters. Church's char_align algorithm (Church, 1993) is the only algorithm that does not use sentence boundary information for which com- parable results have been reported, ... mapping algorithms mitigate this source of noise either by assigning lower weights to 307 A Portable Algorithm for Mapping Bitext Correspondence I. Dan Melamed Dept. of Computer and Information...
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báo cáo hóa học: " A novel simultaneous dynamic range compression and local contrast enhancement algorithm for digital video cameras" pptx
... 1.0 for the purpose of local contrast preservationand is set to -1.0 for the purpose of local contrastenhancement. Therefore, expression (10), referred to asthe general form of SDRCLCE algorithm, ... Iin(x, y). There-fore, expression (3) presents a basic form in the spatialdomain for image enhancement with local contrastpreservation.2.2. The general form of SDRCLCE algorithm In this section, ... variantdynamic range compression algorithm with local contrastpreservation based on the concept of local contrast rangetransform. Although this method performs well for enhancement of LDR images,...
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báo cáo hóa học: " Adaptive utility-based scheduling algorithm for multiuser MIMO uplink''''" ppt
... kbits/s for VoIP traffic, RVS= 384 kbits/s for video streaming trafficand RBE= 256 kbits/s for BE traffic. The target BERvalues are BERRT_max=10-3 for RT traffic and BERBE_-max=10-11 for ... scheduling delay for different traffictypes. Note that the PFS algorithm performs very poorly,since it only considers th e channel state and has nomechanism for QoS provision for delay-sensitive ... ‘Wireless system model and algorithm parameters’ section, the system model and algorithm parameters are presented, while the algorithm performance evaluation is given in ‘Performance analysis’section....
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Báo cáo hóa học: " Research Article Fast Macroblock Mode Selection Algorithm for Multiview Video Coding" pptx
... estimation for MVC. It is an interesting future workto design an integral algorithm to incorporate fast disparityand motion estimation algorithm into our current work for overall performance ... work is focusing on fast macroblock modeselection algorithm for MVC. If the proposed algorithm goes collaboratively with the other fast encoding algorithm, such as fast disparity and motion estimation, ... ANALYSISTo evaluate the performance of the proposed hybrid fastmacroblock mode selection algorithm, the experiments areperformed complying with the common test conditions for MVC [24]. The detailed...
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Báo cáo hóa học: " Research Article Wavelet-Based MPNLMS Adaptive Algorithm for Network Echo Cancellation" ppt
... 3: Learning curves for wavelet- and nonwavelet-based pro-portionate algorithms.main MPNLMS algorithm. Note that SPNLMS stands for thesegmented PNLMS [5]. This is the MPNLMS algorithm inwhich ... convergence problem of LMS for the color input is the so-called transform domain LMS[7]. By using a unitary transform such as discrete Fouriertransform (DFT) and discrete cosine transform (DCT), wecan ... SPNLMS algorithms. Figure 6 shows lear ning curves for identifying the DSL echo path. We can see that the NLMS al-gorithm and the wavelet-based NLMS algorithm have nearlythe same performance,...
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Báo cáo khoa học: "Iterative Viterbi A* Algorithm for K-Best Sequential Decoding" docx
... The Viterbi A* and iterative Viterbi A* algorithms are significantly faster thanthe Viterbi and A*(best) algorithms. Although theiterative Viterbi A* significantly outperforms the Viterbi A* for ... 100020406080100120140160180200ksentences/second● Viterbi A*(best) Viterbi A*iterative Viterbi A*Figure 4: Decoding speed of k-best decoding algorithms for various k for CoNLL 2003 dataset.6 Related workThe Viterbi algorithm is the only exact algorithm widely ... se-quence algorithm is the Viterbi A* algorithm asshown in Algorithm 3. The algorithm consists of oneforward pass and an A* backward pass. The forwardpass computes and stores the Viterbi forward...
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Báo cáo hóa học: " Research Article An Iterative Decoding Algorithm for Fusion of Multimodal Information" ppt
... iterative algorithm remains the same asbefore.6. EXPERIMENTAL VERIFICATION OF THE ITERATIVE DECODING ALGORITHM In this section, we present the results of applying the itera-tive decoding algorithm ... Iterative Decoding Algorithm for Fusion ofMultimodal InformationShankar T. Shivappa, Bhaskar D. Rao, and Mohan M. TrivediDepartment of Electrical and Computer Engineering, University of California, ... generalized multimodal version of theiterative decoding algorithm (see Section 5) relaxes this re-quirement. Moreover, the iterative decoding algorithm per-forms better than the joint model and the...
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Optimal placement of horizontal - and vertical - axis wind turbines in a wind farm for maximum power generation using a genetic algorithm
... median objective valuses for Case I (b) Standard deviations for Case I (c) Best, mean and median objective values for Case II (d) Standard deviations for Case II Figure 7. Convergence ... description of genetic algorithm In this section we provide a brief introduction to the genetic algorithm. Genetic algorithms (GA) are a class of stochastic optimization algorithms inspired by ... Therefore, we obtain the following expression for the velocity downstream of a single VAWT: 02[1 ]1(/)auUx rα=−+ (21) In equation (21), α is the same as given in equation (4). For...
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Tài liệu Building Real Estate Riches How to Invest in New Homes for Maximum Profit ppt
... getlittle for your money. A basement on that same lot will cost more than acrawl space, but you now have a marketable product people will pay for. Yourunfinished basement is expandable space for ... for prof-itability. As you look for a lot, keep in mind the type of foundation youwant. There are many ways to save money on a foundation. The best wayis to buy a lot that is well-suited for ... is lost on many people. Before you begin thiswealth-building process, decide if you plan to keep it. When you have$100,000 equity in your house and you have a desire for a shiny new car, areyou...
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