z valued time series based on thinning
Tài liệu Báo cáo khoa học: "Predicting Unknown Time Arguments based on Cross-Event Propagation" ppt
... died in the mistaken U.S air strike • Rule based Prediction The easiest solution is to encode rules based on constraints from event arguments and positions of two events We design three types of ... Personnel Business Argument Rolei Target/Attacker/Crime Defendant/Crime/Plantiff Victim Person/Entity Destination/Origin Buyer/Seller/Giver/ Recipient Person/Entity Person/Entity Organization/Entity ... indicate the event time The general idea is similar to extracting the cue phrases for text summarization (Edmundson, 1969) 4.2 Statistical Learning based Prediction In addition, we take a more...
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Báo cáo hóa học: " Research Article Underwater Noise Modeling and Direction-Finding Based on Heteroscedastic Time Series" docx
... time- varied variance over time is more useful than a constant one for modeling non-Gaussian and non-stationary phenomena such as economic series Generalization of ARCH that is proposed in [7] is called ... characterized by being conditionally Gaussian, additionally represented by a nonconstant and state-dependent variance However, in [6, 7, 12, 13], it is shown that a time- varied variance over time ... the past decade, conditional heteroscedasticity time series, was first introduced by Engle [6] in the context of modeling United Kingdom inflation as known autoregressive conditional heteroscedasticity...
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Khai thác dữ liệu chuỗi thời gian dựa vào rút trích đặc trưng bằng phương pháp điểm giữa và kỹ thuật xén = time series data mining based on feature extraction with middle points and clipping method
... nơ ron nhân tạo (ANN) dự báo với liệu có tính mùa hay xu hƣớng iii ABSTRACT To overcome high dimensionality of time series data, several dimensionality reduction methods, which is based on feature ... important time series data mining tasks: clustering, motif detection and time series prediction As for clustering, we exploit the multi-resolution property of MP_C in using I-k-Means algorithm for time ... extension of MP_C in Kontaki framework which can be applied effectively for similarity search in streaming time series The second contribution of this thesis is the application of MP_C method to...
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Single phase uninterruptible power supply based on z source inverter
... operation is zero (uB − uC )T1 + uC T0 = (6) ZHOU et al.: SINGLE-PHASE UNINTERRUPTIBLE POWER SUPPLY BASED ON Z- SOURCE INVERTER 2999 III C ONTROL P RINCIPLE OF THE P ROPOSED UPS W ITH THE Z- S OURCE ... efficiency, low harmonics, fast response, ZHOU et al.: SINGLE-PHASE UNINTERRUPTIBLE POWER SUPPLY BASED ON Z- SOURCE INVERTER 3003 Fig 12 Comparison of efficiencies between proposed and traditional UPSs Fig ... “Comparison of traditional inverters and Z- source inverter,” in Proc IEEE 36th Power Electron Spec Conf., Sep 11–14, 2005, pp 1692–1698 [12] F Z Peng, X M Yuan, X P Fang, and Z M Qian, Z- source...
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doctor who, the celestial toymaker based on the bbc television series by brian hayles by arrangement with the british broadcasting corporation
... simple control desk and a large red button 'This is the buzzer button,' she indicated 'One buzz for right turn, two for left, three for stop, four for start.' Clara pressed the buzzer four times ... stepped onto the second stepping-stone 'Good,' he said 'Now, the next one is, let me see, turn left.' Dodo's buzzer began to sound: one, two, three 'Oh no,' he said, 'what now?' This time, Dodo buzzed ... and ran back to the control panel She buzzed three times Out on the floor, Steven, just about to swing across, almost overbalanced as he heard the buzzers He recovered just in time and shouted,...
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Báo cáo hóa học: " A biofeedback cycling training to improve locomotion: a case series study based on gait pattern classification of 153 chronic stroke patients" pdf
... improve locomotion: a case series study based on gait pattern classification of 153 chronic stroke patients Simona Ferrante1*, Emilia Ambrosini1, Paola Ravelli1, Eleonora Guanziroli2, Franco Molteni2, ... effects on cycling and walking ability in chronic stroke patients A case series study was designed and participants were recruited based on a gait pattern classification of a population of 153 chronic ... pattern categorization The stance time in percentage of the stride time, the swing time in percentage of the stride time, and the intra-limb ratio of the swing time against the stance time obtained...
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báo cáo hóa học: " Evaluation of adaptation to visually induced motion sickness based on the maximum cross-correlation between pulse transmission time and heart rate" docx
... discrete time based on k∆t For a simple expression, x(k) = PTT(k) and y(k) = HR(k) At each second, the cross-correlation function, ϕxy(τ), at lag time τ from x(k) to y(k) was calculated timediscretely ... 13(1):86-90 Yoshizawa M, Sugita N, Tanaka A, Masuda T, Abe K, Yambe T, Nitta S: Quantification of emotional reaction based on cross-correlation between pulse wave transmission time and heart rate ... stimulation J Psychophysiol 2001, 15(1):35-42 Sugita N, Yoshizawa M, Tanaka A, Abe K, Yambe T, Nitta S: Evaluation of effect of visual stimulation on humans based on maximum cross-correlation coefficient...
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Báo cáo hóa học: " Real-time stereo matching architecture based on 2D MRF model: a memory-efficient systolic array" doc
... propagation Section defines a layer structure and explains an FBP sequence A new iteration filter algorithm considering iteration directions is described in Section For a VLSI realization, Section ... Directions Local buffer region Figure Layer and local buffer access at each layer New iteration sequence considering the iteration direction Let us consider the message propagation direction for ... its newapplications Proceedings of the IEEE International Conference on Computer Vision and Pattern Recognition 1996 Konolige K: Small vision systems: Hardware and implementation Proceedings of...
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Báo cáo hóa học: " Research Article Video Frames Reconstruction Based on Time-Frequency Analysis and Hermite Projection Method" docx
... illustration of stationary and nonstationary blocks in a sequence of frames (box 1-stationary block, box 2-nonstationary block) Video Analysis and Reconstruction Using Time- Frequency Representations ... organized as follows Section describes the theory behind the time- frequency analysis and its application for characterizing the temporal stationarity In Section 3, the reconstruction procedure based ... S-method The second part of the proposed procedure deals with the high-quality reconstruction of the coefficients The reconstruction of a stationary sequence is based on its first coefficient On the other...
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Báo cáo sinh học: " Research Article Robust Real-Time Background Subtraction Based on Local Neighborhood Patterns" pot
... statistical approach for real -time robust background subtraction and shadow detection,” in Proceedings of the 7th IEEE International Conference on Computer Vision, Frame Rate Workshop (ICCV ’99), ... subtraction,” in Proceedings of the European Conference on Computer Vision (ECCV ’00), pp 751–767, Dublin, Ireland, 2000 [14] A Mittal and N Paragios, “Motion -based background subtraction using ... International Conference on Image and Vision Computing, Auckland, New Zealand, 2000 [4] A Prati, I Mikic, M M Trivedi, and R Cucchiara, “Detecting moving shadows: algorithms and evaluation,” IEEE...
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Báo cáo hóa học: "Research Article A Novel Criterion for Writer Enrolment Based on a Time-Normalized Signature Sample Entropy Measure" pptx
... HMM i H (Z1 ) H(Zi ) N H (Z) = H(Zi ) N i=1 Time normalization z Si p (z) · log2 p (z) Signature length T Time Normalized Sample Entropy H (Z) T (bits per second) Figure 1: The Time- Normalized Sample ... Maltoni, “An on- line signature verification system based on fusion of local and global information,” in Proceedings of the 5th IAPR International Conference on Audioand Video -Based Biometric Person ... Gonzalez-Rodriguez, D Simon-Zorita, and S Cruz-Llanas, “From biometrics technology to applications regarding face, voice, signature and fingerprint recognition systems,” in Biometrics Solutions...
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Báo cáo hóa học: "Research Article Experimental Investigation of Cooperative Schemes on a Real-Time DSP-Based " docx
... higher-order constellations In this paper only QPSK modulation is used The nodes act as source, relay, destination, base-station, or mobile-station in the implementations herein One of IP Figure ... Transactions on Wireless Communications, vol 3, no 5, pp 1416–1421, 2004 [4] A Sendonaris, E Erkip, and B Aazhang, “User cooperation diversity—part I: system description,” IEEE Transactions on Communications, ... configurations are identical Each measurement run was conducted under stationary conditions, that is, there were no people moving on the floor plan and the source, the relays and the destination...
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báo cáo hóa học:" Research Article Musical Sound Separation Based on Binary Time-Frequency Masking" pot
... proposed system is to utilize contextual information available in a musical scene Harmonics in nonoverlapped regions, called nonoverlapped harmonics, contain information that can be used to infer ... gain among all the binary masks under certain conditions [10] Compared to nonoverlapped regions, making reliable binary decisions in overlapped regions is considerably more EURASIP Journal on Audio, ... monaural musical sound separation We first label each TF unit based on the values of the autocorrelation function at time lags corresponding to the two underlying pitch periods We adopt the concept...
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Báo cáo hóa học: " Research Article Motion Segmentation for Time-Varying Mesh Sequences Based on Spherical Registration" potx
... Yamasaki, and K Aizawa, “Key frame extraction in 3D video by rate-distortion optimization,” in Proceedings of IEEE International Conference on Multimedia and Expo (ICME ’06), pp 1–4, Toronto, Canada, ... Yamasaki and K Aizawa, “Motion 3D video segmentation using modified shape distribution,” in Proceedings of IEEE International Conference on Multimedia and Expo (ICME ’06), pp 1909–1912, Toronto, Canada, ... visual actions based on spatio-temporal motion patterns,” in Proceedings of IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR ’00), vol 1, pp 111–118, Hilton Head...
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Báo cáo hóa học: "Research Article Z-Complementary Sets Based on Sequences with Periodic and Aperiodic Zero Correlation Zone" pptx
... the ZACZ and intragroup ZCCZ which are the same as the ZCZ of a basic PAZCZ set kernel In order to obtain larger ZCZ than one of a basic PAZCZ set kernel, the interleaving method is used to construct ... sequences In addition, for the same intragroup ZCCZ, the Z- complementary set with bivalued ZCCZ has larger intergroup ZCCZ than mutually orthogonal ZCZ sequence sets, since the generated Z- complementary ... 4.3 Set Size of the Constructed Set Similar to Construction 1, when the PAZCZ sequence set Z- (K, L, Z) has the maximum set size (namely, K = L /Z) , the constructed Zcomplementary set Z- CS(2n K,...
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Báo cáo hóa học: " Research Article An Energy-Based Similarity Measure for Time Series" ppt
... Equation (4) is used to calculate the interaction between continuous TSs DISCRETIZING THE CONTINUOUS -TIME ΨB OPERATOR Discretized derivatives are combined to obtain from the continuous version of ... Keogh, D Hart, and M Pezzani, “Iterative deepening dynamic time warping for time series, ” in Proceedings of the 2nd SIAM International Conference on Data Mining, Arlington, Va, USA, April 2002 ... “Discovering clusters in motion time- series data,” in Proceedings of IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR ’03), vol 1, pp 375–381, Madison, Wis, USA, June 2003...
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Báo cáo hóa học: " Blind Separation of Nonstationary Sources Based on Spatial Time-Frequency Distributions" doc
... represented by the following equations: Cz (t, f ) = n i=1 Dzi zi (t, n i=1 Dzi zi (t, f) trace Dzz (t, f ) , = nDzz (t, f ) f) (22) where Dzz (t, f ) = n Dzi zi (t, f ) n i=1 (23) The auto- and ... autoterm locations are selected by noting the fact that Ddd (t, f ) is diagonal with only one nonzero diagonal entry Therefore, Dzz (t, f ) is rank one, and the dominant eigenvalue of Dzz (t, f ) ... cross-term selection When the whitened data are used, we can define Dzz,max in a similar manner to Dzz,max , and the associated condition becomes ⎧ Dzz (t, f ) ⎨γ3 , >⎩ Fz (t, f ) = Dzz,max γ4 , for...
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Báo cáo hóa học: " Research Article Dynamic Bandwidth Allocation Based on Online Traffic Prediction for Real-Time MPEG-4 Video Streams" ppt
... reservation will be used in the connection admission control later to determine if a new connection can be admitted ONLINE NETWORK TRAFFIC PREDICTOR Aimed at maximizing the merit of prediction -based ... allocation approach based on long-term online traffic prediction over RED-VBR and the predictive dynamic bandwidth allocation based on single-step-ahead traffic prediction; and (3) introducing the new concept ... Renegotiation control Renegotiation requests Accept/reject Reallocation control Figure 1: Dynamic bandwidth allocation architecture (5) Reallocation control This is to determine, based on the traffic...
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Báo cáo hóa học: " A Receiver for Differential Space-Time π/2-Shifted BPSK Modulation Based on Scalar-MSDD and the EM Algorithm" ppt
... comparison (conventional ST-DD, selectiondiversity EM -based receiver, MRC); N = 16 18 20 22 EM-10 Coherent (diff enc.) Figure 4: BER comparison (conventional ST-DD, selectiondiversity EM -based receiver, ... 1400–1416, 2003 [23] D M Ionescu, On space -time code design,” IEEE Transactions on Wireless Communications, vol 2, no 1, pp 20–28, 2003 [24] T K Moon, “The expectation-maximization algorithm,” IEEE ... performance of the first iteration is substantially inferior to that of the conventional ST-DD initialization In this case, the observation window for the conventional detector is only symbol intervals,...
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An Efficient Tree-based Frequent Temporal Inter-object Pattern Mining Approach in Time Series Databases
... paid attention to linguistic association rules in time series which are based on fuzzy itemsets stemming from continuous subsequences in time series Each frequent itemset in [5] can be considered ... transformation technique on time series For instance, each time series can be transformed into a trend -based time series using short-term and long-term moving averages in [31] or into a symbolic time series ... patterns without candidate generation,” Int Conf on SIGMOD, 2000 [14] J Kacprzyk, A Wilbik, and S Zadrożny, On linguistic summarization of numerical time series using fuzzy logic with linguistic quantifiers”,...
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