using locality sensitive hash functions for high speed noun clustering
Báo cáo khoa học: "Randomized Algorithms and NLP: Using Locality Sensitive Hash Function for High Speed Noun Clustering" pdf
... Association for Computational LinguisticsRandomized Algorithms and NLP: Using Locality Sensitive Hash Function for High Speed Noun Clustering Deepak Ravichandran, Patrick Pantel, and Eduard HovyInformation ... in NLP for various applications such as clustering. In this paper, we perform high speed similaritylist creation for nouns collected from a huge webcorpus. We linearize this step by using the ... Locality Sensitive Hash Function; 2. Performance of fast Hammingdistance search algorithm; 3. Quality of final simi-larity lists.5.1 Evaluation of Locality sensitive Hash functionTo perform this...
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Tài liệu Báo cáo khoa học: "A HARDWARE ALGORITHM FOR HIGH SPEED MORPHEME EXTRACTION AND ITS IMPLEMENTATION" pptx
... 1234 Candidate Level 2 ;1~ ~ ~ ~verb ! .~ inoun [] inoun i~ I~ i noun (b) Extracted [p) i suffix Morphemes [~]i .,~ !noun noun noun I verb ~: i nou. • '~ iverb i • Figure ... algorithm for high speed morpheme extraction, and also de- scribes its implementation on a specific machine. This machine, MEX.I, is designed as the first step 313 A HARDWARE ALGORITHM FOR HIGH ... noun ; I i ,1", ; ~'~,~: I noun ~MorphemeExtraction~l fi~ inoun ~.~ Process ,) ,ti~ inou n ~ i Morpheme Dictionary !~; postposition i su,,x !~, :verb I I I I : , ~,~ noun...
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Báo cáo khoa học: "Online Generation of Locality Sensitive Hash Signatures" docx
... Patrick Pantel, and EduardHovy. 2005. Randomized Algorithms and NLP: Using Locality Sensitive Hash Functions for High Speed Noun Clustering. In Proceedings of ACL.David Talbot. 2009. Succinct approximate ... size d3: for i := 0 . . . m − 1 do4: P [i] := random sample from N (0, 1), using s as seedONLINE:1: for each word w in the stream do2: for each feature fiassociated with w do3: for j := ... the random matrix. Possibilities for futurework include the pairing of this method with algo-rithms for dynamic clustering, as well as exploringalgorithms for different distances (e.g., L2)...
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Báo cáo hóa học: "Research Article Design of an Omnidirectional Multibeam Transmitter for High-Speed Indoor Wireless Communications" doc
... of configuration E for light undergo-ing up to five reflections.power uniformity of the transmitter has yet to be optimized. For high performance wireless diffuse links with uniformpower illumination ... receivers for high- speed infraredwireless communication,” IEEE Communications Magazine,vol. 36, no. 12, pp. 88–94, 1998.[15] T. J. Svetla and M. Kavehrad, “Multispot di using config-uration for ... 37–45, 2004.[28] A. G. Al-Ghamdi and J. M. H. Elmirg hani, “Spot di using technique and angle diversity performance for high speed indoor diffuse infra-red wireless transmission,” IEE Proceed-ings:...
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Báo cáo hóa học: " Research Article VLSI Implementation of a Fixed-Complexity Soft-Output MIMO Detector for High-Speed Wireless" pptx
... Hence, the former one isassumed to target high- end users willing to pay more inarea and power for performance (e.g., laptops). The MMSEsingle-mode detector is in favor of low-end users for connec-tivity ... always visits the complete constellation (e.g.,16 for 16-QAM and 64 for 64-QAM), while MFCSO onlyvisits a subset of it (e.g., 9 for 16-QAM and 16 for 64-QAM).Note that MFCSO requires MMSE detection ... fixedcomplexity and parallelism for hard decision. In [5],alow-complexity near-MAP detection method is proposed for high- order modulation (e.g., 64-QAM). The performanceloss from MAP due to the...
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Báo cáo hóa học: " Submonolayer Quantum Dots for High Speed Surface Emitting Lasers" potx
... simultaneously to a significant lateralcompositional modulation and high QD density [34],resulting in a high material and modal gain. For ultrahigh -speed directly modulated VCSEL appli-cations it is extremely ... faster [4] large signal modulationexperiments have been performed at lower temperatures,but the high speed performance at 85 °C is crucial for mostshort-distance optical interconnect applications.Thus, ... excellent static performance, i.e. high external efficiency even at 85 °C, these devices demon-strate the potential of this novel active material for temperature stable ultra high speed VCSELs. At...
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Báo cáo hóa học: " Research Article Towards Scalable MAC Design for High-Speed Wireless LANs" ppt
... solvable in high- speed wireless LANs, but it is clearthat a straightforward approach using the centralized controlprevents several difficulties. TMAC can support access cat-egories by announcing ... conditions, TMAC pro-vides more transmission opportunities for high- rate stationsperceiving good channels. This feature is important for high- speed wireless LANs and mesh networks to mitigate the ... to high- speed wireless networks. The MAC de-sign in high- speed wireless networks, such as IEEE 802.11n,8 EURASIP Journal on Wireless Communications and NetworkingTable 3: Analysis results for...
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hsdpahsupa for umts high speed radio access for mobile communications
... High- Speed Dedicated Physical Control CHannelHS-DSCH High- Speed Downlink Shared CHannelHS-PDSCH High- Speed Physical Downlink Shared CHannelHS-SCCH High- Speed Shared Control CHannelHSDPA High- Speed ... High- Speed Downlink Packet AccessHSPA High- Speed Packet AccessHSUPA High- Speed Uplink Packet AccessAbbreviations xviiHigher cell capacity and higher spectral efficiency are required to provide higher ... radio access has evolved strongly alongside high- speed downlink packetaccess (HSDPA) and high- speed uplink packet access (HSUPA), together called high- speed packet access’ (HSPA). When the International...
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Báo cáo hóa học: " Research Article Pulse Interval Modulation for Ultra-High Speed IR-UWB Communications Systems" pdf
... vthon PER performance in the presence of the MUI for 8-PIMwhen the code weight is w= 10 and Eb/N0= 15 dB. It canbe seen that for the optimal threshold vth= 6, the PERperformance improves ... IntroductionTrends in modern communication systems place high demands on low power consumption, high- speed trans-mission, and anti-interference characteristics. Therefore,impulse radio ultra-wideband (IR-UWB) ... worse performance than 2-PAM and2-PPM, respectively. With the increase of the modulationlevel to L= 4, PIM has a 0.8 dB better performance than4-PAM and 3 dB worse than 4-PPM, while for L=...
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Báo cáo hóa học: " Research Article Development of Long-Range and High-Speed Wireless LAN for the Transmission of Telemedicine from Disaster Areas" pdf
... rate for video signal. CBR and VBR stand for constant bit rate andvariable bit rate, respectively. SIF stands for source inputformat. HalfD1 stands for video size of 352× 480 pixels for one ... services using a 1.2 m diameter dish, uplink speed isless than about 2 Mbps, even though downlink speed is up to60 Mbps.In providing telemedicine, uplink speeds are an impor-tant feature since high- quality ... enable WiFi to be used in a dis-aster, we developed long-range and high- speed wireless LANunits to establish makeshift but high- speed wireless LAN net-works. These networks would establish communication...
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C++ Basics - Functions for All Subtasks
... 2007 Pearson Education, Inc. Publishing as Pearson Addison-WesleyRule for Testing Functions Fundamental Rule for Testing Functions Test every function in a program in which every other function ... Addison-WesleyChapter 5 Functions for All SubtasksSlide 5- 27Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesleyswap_values revisited Using preconditions and postconditions ... Debugging Functions Each function should be tested as a separate unitTesting individual functions facilitates finding mistakes Driver programs allow testing of individual functions Once...
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High-Speed WLANs and WLAN Security
... is a proposed standard that will increase the speed of WLANs to 108 Mbps•802.11r is a proposed standard for fast roaming•HiperLAN/2 is a high- speed WLAN specification that is similar to the ... Band•IEEE 802.11a uses the Unlicensed National Information Infrastructure (U-NII) band–Intended for devices that provide short-range, high- speed wireless digital communications•U-NII spectrum ... transmission in parallel across several lower -speed channels23Summary (continued)•OFDM uses 48 of the 52 subchannels for data, while the remaining four are used for error correction–Number of errors...
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Artech.House.Publishers.Successful.Marketing.Strategy.for.High.Tech.Firms.3rd.edition.eBook-LiB.pdf
... Meaning of Marketing for High- Tech FirmsThe Meaning of Marketing for High- Tech FirmsIt is clear that successful marketing strategies have been funda-mental for all the high- technology firms ... which are now almost forgotten. For industrial products, the case of electronics is characteristic: In the1950s the input medium for information processing was first performed byvacuum tubes. ... Marketing for High- Tech Firms4.3 Finding information about competitors 1214.3.1 External sources 1214.3.2 Internal sources 1264.4 Organizing competitive analysis 1274.4.1 Who performs the...
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