practical very large scale crfs

... demonstrate that very large CRFs can be trained efficiently and that very large models are able to im-prove the accuracy, while delivering com-pact parameter sets Conditional Random Fields (CRFs) (Lafferty ... Trang 1Practical very large scale CRFsThomas Lavergne LIMSI – CNRS lavergne@limsi.fr Olivier Capp´e T´el´ecom ParisTech ... efficient when using very large feature sets combined with limited-size observation alphabets; SGD comple-mented with fine tuning appears to be the preferred choice in most large-scale applications

Ngày tải lên: 16/03/2014, 23:20

... a large system depends on the choice of technologies, which in turn is dependent on future changes in the global energy market 2 Large-scale integrated hydrogen production system The large-scale ... assigned a low value (0.4) since it has very limited potential for commercial development due to size constraints (i.e., large-scale operation will result in very low efficiencies thus increasing ... [15], which is currently at the developmental stage The need for large-scale hydrogen production, especially in countries with large transportation sectors, has been suggested in numerous hydrogen

Ngày tải lên: 05/09/2013, 14:58

... refers to standard binary classification accuracy. each training sentence, we can very easily scale our model to much larger amounts of data In Ta-ble 4, we also show the performance of the ative ... allowing O(`3)computation of this sum, the grammar constant for this PCFG would be unmanageably large (since every parent rule context would need its own state in the gram-mar), and extensive pruning ... CFG - LA (marked with **) was only trained on the WSJ and Brown corpora because it does not scale to large amounts of data. We used the Berkeley LM toolkit (Pauls and Klein, 2011), which implements

Ngày tải lên: 19/02/2014, 19:20

... Euro-pean Language Resources Association (ELRA) Michele Banko and Eric Brill 2001 Scaling to very very large corpora for natural language disambigua-tion In Proceedings of 39th Annual Meeting of ... on giant corpora many orders of mag-nitude larger than previously used, they do lay out how AL might be useful to apply to acquire data to augment a large set cheaply because they rec-ognize the ... intended use cases are very different They deal with the more traditional AL setting of starting from an ex-tremely small set of seed data Also, by SMT stan-dards, they only add a very tiny amount

Ngày tải lên: 20/02/2014, 04:20

... Trang 1Experiences of Plantation and Large-Scale Trang 2PETER GIBBON Senior researcher , DIIS pgi@diis.dk ACKNOWLEDGEMENTS The author wishes ... 3CONTENTSTrang 4The paper’s background is a revival of the historically dominant narrative on the large-scale and plantation farming (LSF and PF) in Africa, in reaction to the contemporary phenomenon ... rising interest in acquisition of land in Sub-Saharan Africa for plantation farming (PF) and large-scale farming (LSF) To date only small numbers of new ventures have taken off, but many more

Ngày tải lên: 21/02/2014, 04:20

... practice it isn't out of the ordinary for a large-scale LAN Remember that the word "element" includes every hub, switch, cable, fiber, card in every network device, and even your patch panels ... look at, every element of a good network design should serve some well-defined purpose There are no gargoyles or frescos in a well-designed network The location and configuration of every piece ... that the result actually satisfies those requirements Networks cost money to build, and large networks cost large amounts of money Trang 51.1.1 Money So the first step in any network design is

Ngày tải lên: 21/02/2014, 19:20

... to the three-dimensional viscous primitive equations, whichmodel large scale ocean and atmosphere dynamics 1 Introduction Large scale dynamics of oceans and atmosphere is governed by the tive ... 186–194. [29] ———, Large-scale circulation with small diapycnal diffusion: The two-thermocline limit, J Marine Res 55 (1997), 223–275. [30] D Seidov, An intermediate model for large-scale ocean circulation ... planetary geostrophic equations for large scale ocean circulation, Applicable Analysis 70 (1998), 147–173. [27] ———, Remarks on the planetary geostrophic model of gyre scale ocean circulation, Differential

Ngày tải lên: 06/03/2014, 08:21

... computationally unsuitable for large scale coreference tasks In particular, fruit-ful proposals (that increase the model score) are ex-tremely rare, resulting in a large number of propos-als that ... scalability improvements Most importantly, we create a large labeled corpus using links to Wikipedia to explore the performance in the large-scale setting 5.1 John Smith Corpus To compare with related ... methods will not scale to the hundreds of millions of mentions that are present in real-world applications By utilizing parallelism across ma-chines, our method can run on very large datasets simply

Ngày tải lên: 07/03/2014, 22:20

... wind-tunnel testing of small-scale models, wind-tunnel testing of large-scale or full-scale components, full-scale testing in the natural environment, and large-scale wind-or full-scale testing of components ... NRC Trang 82 Technical Aspects of A Large-Scale Wind Test Facility 6 Role of a Large-scale Test Facility in Wind Engineering Research 12 Priority of a Large-scale Wind Test Facility 15 B Questionnaire, ... be modified for large-scalewind testing The capabilities of at least one facility, the NASA Ames large-scale test facility, are described in theAAWE Report Workshop on Large-scale Testing Needs

Ngày tải lên: 08/03/2014, 19:20

... along this continuum Large-scale projects tend to be very resource intensive (where the term “resource” may include Conventional small-scale research → Large-scale → Very large-scale collaborative ... share some characteristics with either of these extremes. Conventional small-scale research → Large-scale → Very large-scale collaborative research Smaller, more specific goals → Broad goals (encompassing ... ini-tiation and phase-out of a large-scale project Careful assessment of past and current large-scale projects to identify best practices and determine whether the large-scale approach adds value

Ngày tải lên: 15/03/2014, 15:20

... a large-scale project Careful assessment of pastand current large-scale projects to identify best practices and determinewhether the large-scale approach adds value to the traditional models large-of ... share some characteristics with either of these extremes. Conventional small-scale research → Large-scale → Very large-scale collaborative research Smaller, more specific goals → Broad goals (encompassing ... with a larger scale and scope In many cases, these large-scale analyses may be the most efficient and effective way to extract functional information from complex biological systems Large-Scale

Ngày tải lên: 16/03/2014, 13:20

... at large scale: ACID transactions over a random-access repository and ob-servers, a way to organize an incremental computation A Percolator system consists of three binaries that run on every ... continuously transforming a large repository of existing documents as new documents ar-rive This task is one example of a class of data pro-cessing tasks that transform a large repository of data ... up-dates individually as they rely on creating large batches for efficiency We have built Percolator, a system for incrementally processing updates to a large data set, and deployed it to create the

Ngày tải lên: 23/03/2014, 13:20

... 3typically 20–24 h For small-scale cultures (100–400 mL),5· 105attached cells were transferred from the culture flask to 500 mL spinner bottles (Bellco, Vineland, NY, USA) Large-scale cultures of 5 or ... purification with good recovery Binding of the C-terminal 10xHis–H1 receptor to the nitrilotriacetic acid resin was not very prominent at the pH of solubilization (7.2) as recovery was less than 20% ... transduction cascades This family represents one of the largest and functionally most differentiated gene families in our genome [3,4] GPCRs mediate a large variety of signaling processes such as visual

Ngày tải lên: 30/03/2014, 14:20

... for every lan-guage of interest As a result, an obvious bias ex-ists towards conducting research in resource-rich languages, such as English A solution to these issues is to draw upon a large-scale ... resources such as online lexicons and Wiktionaries However, while providing lexical resources on a very large scale for hundreds of thousands of language pairs, these do not encode semantic relations ... Trang 1BabelNet: Building a Very Large Multilingual Semantic NetworkRoberto Navigli Dipartimento di Informatica Sapienza Universit`a

Ngày tải lên: 30/03/2014, 21:20

... Second, we develop a novel method for incorporating a large-scale lan-guage model into a syntax-based generation sys-tem Finally, we analyse large-margin training in the context of learning-guided ... was food and drinks to everyday visitors banned everyday visitors are banned to where A buffet breakfast was held , food and drinks in the museum A buffet breakfast , everyday visitors are banned ... Trang 1Syntax-Based Word Ordering Incorporating a Large-Scale LanguageModel Yue Zhang University of Cambridge Computer Laboratory yz360@cam.ac.uk Graeme

Ngày tải lên: 31/03/2014, 21:20

... large- scale, persistent peer- to -peer storage utility In Proc ACM SOSP’01, Banff, Canada, Oct 2001 22 A Rowstron, A.-M Kermarrec, P Druschel, and M Castro Scribe: The design of a large- ... plications. Pastry performs application-level routing and object location in a po- tentially very large overlay network of nodes connected via the Internet. It can be used to support a variety ... requirements of such applications and sys- tems [1, 2, 5,8,10,15]. One of the key problems in large-scale peer-to-peer applications is to provide efficient algorithms for object location and routing

Ngày tải lên: 28/04/2014, 13:40

... Trang 1The Economics of Large Scale Infrastructure Project Finance: An Empirical Examination of the Propensity to Project ... empirically examines a financing and governance structure called Project Finance that typically funds large scale, capital intensive, infrastructure investments in risky countries Separate incorporation ... developed, supporting empirical evidence has largely been restricted to case studies (Esty 1999, 2001) I fill this empirical research gap with a large sample statistical study to formally test

Ngày tải lên: 03/06/2014, 02:15

... one-vs-one approach The principal result, which including large numbers of GSM carriers in the RSS fingerprints leads to very good performance, is very clear 3.3.2 Results on the lab set The lab dataset ... presented, based upon the use of Received Signal Strength (RSS) fingerprints containing data from very large numbers of cellular base stations–up to the entire GSM band of over 500 channels Machine ... training and model selec-tion for two-class classifiers Since the size of the training set is not very large with respect to the number of variables, support vector machine classifiers were deemed

Ngày tải lên: 21/06/2014, 00:20

... and Tx/Rx beamforming for large-scale MIMO systems in 60 GHz channels Ke Dong 1 , Narayan Prasad 2 , Xiaodong Wang 3* and Shihua Zhu 1 Abstract We consider a large-scale MIMO system operating ... afforded by the large-scale antenna array. However, the system constraint that at the receiver, only a linear combination of the receive antenna outputs is available, which together with the large dimension ... the antenna selection technique is used to fully exploit the beamforming gain afforded by the large-scale MIMO antennas. Although various schemes for antenna selec- tion exist in the literature

Ngày tải lên: 21/06/2014, 01:20

... proposed network is scaled as Θ(log K). So far, we have assumed that M is fixed, that is, it does not scale with K. In the following, we present some results for the case that M scales with K.Obviously,weconsider ... average sum-rate of the network, which is shown to scale as Θ(log K). It is prov ed that the optimum power allocation strategy for each user for large K is a threshold-based on-off scheme. In the ... the network configuration. In particular, when the number of nodes is large, deploying such centralized schemes may not be practically feasible. Due to significant challenges in using centralized

Ngày tải lên: 21/06/2014, 08:20