extracting social power relationships from natural language

... June 19-24, 2011. c 2011 Association for Computational Linguistics Extracting Social Power Relationships from Natural Language Philip Bramsen Louisville, KY bramsen@alum.mit.edu* Ami ... identify social power relationships between members of a social network, based purely on the content of their interpersonal communica- tion. We rely on statistical methods, as op- posed to language-specific ... suggests an ability to model so- cial power lects as well. Apart from text classification, work from the topic modeling community is also closely related to Social Power Modeling. Andrew McCallum

Ngày tải lên: 07/03/2014, 22:20

... against a larger corpus? 4 Extracting Conversational Networks from Literature In order to test these hypotheses, we developed a novel approach to extracting social networks from literary texts themselves, ... kathy@cs.columbia.edu Abstract We present a method for extracting so-cial networks from literature, namely, nineteenth-century British novels and se-rials We derive the networks from di-alogue interactions, and thus ... previous approaches to social network construc-tion, ours relies on a novel combination of pattern-based detection, statistical methods, and adapta-tion of standard natural language tools for the

Ngày tải lên: 23/03/2014, 16:20

... entities are within a social me-dia platform Specifically, the entity mentions are from the texts (which we will refer to as men-tion texts) produced by the users on a social me-dia platform; ... ap-proaches • We studied both traditional entity linking fea-tures and social/location based feafea-tures that are available from the social media platform, and show that they are indeed helpful for ... available on other social media platforms either But it is obviously useful on Yelp-EL Including it here helps us to see how beneficial social features and location features truly are 4.2 Social Features

Ngày tải lên: 22/04/2024, 12:02

... generating power from the wind by installation of wind turbines inside them. The power from 1kW (for a silo ~ 12 ft. diameter) to 2 kW (for a silo of ~ 18 ft. diameter) can be obtained from class ... a suitable height from the ground to extract the kinetic energy of the wind flowing upward from the inlets due to natural convection. The potential of this concept for wind power generation is ... as well as economical way of significantly increasing the power generation from a wind turbine. The silos are more efficient in wind power generation than the bare horizontal axis turbines because

Ngày tải lên: 05/09/2013, 14:59

... REPRESENTATION IN THE JANUS NATURAL LANGUAGE PROCESSOR Ralph M Weischedel BBN Systems and Technologies Corporation 10 Moulton St CambHdge, MA 02138 Abstract In BBN's natural language understanding ... in a taxonomic language A positive contribution of intensional logic is the ability to distinguish universal statements from generic ones from existential ones; definite sets from unspecified ... in the taxonomic language 1 Introduction Hybrid representation systems have been ex- plored before [9, 24, 31], but until now only one has been used in an extensive natural language process-

Ngày tải lên: 21/02/2014, 20:20

... Trang 1SOUTH AFRICAN MEMORIES SOCIAL, WARLIKE & SPORTING FROM DIARIES WRITTEN AT THE TIME BY LADY SARAH WILSON WITH ILLUSTRATIONS LONDON ... iron, imported, I was told, from Wolverhampton This roofing, indeed, prevails over the whole of new South Africa; and although it appears a very unsuitable protection from the burning rays of the ... one realized a most awful blunder of the Reform Committee, from their point of view The Boer forces, arriving hereabouts in hot haste, from a rapid mobilization, had been almost entirely without

Ngày tải lên: 15/03/2014, 13:20

... Abstract We present a natural language genera-tion approach which models, exploits, and manipulates the non-linguistic context in situated communication, using techniques from AI planning We show ... under the constraints of real-time generation The problem of situated natural language gen-eration (NLG)—i.e., of generating natural lan-guage in the context of a physical (or virtual) environment—has ... Trang 1Automated planning for situated natural language generationKonstantina Garoufi and Alexander Koller Cluster of Excellence “Multimodal

Ngày tải lên: 17/03/2014, 00:20

... Customization of Natural Language Database Front Ends", ACM Transactions on Office Information Systems 3, 2 (1985), 165-184 Language Interface System", Conf on A p p l i e d Natural Language ... User-Customized Natural Language Processor", Proc Coling-86, Bonn, West G e r m a n y , August, 1986 Ballard, B., Lusth, J., and Tinkham, N "LDC-I: A Transportable Natural Language Processor ... Grammatical Framework for Transportable Natural Language Processing", Computational Linguistics 10, 2 (1984), 81-96 Bates, M and Bobrow, R "A Transportable Natural Language Interface for Information

Ngày tải lên: 17/03/2014, 20:20

... downloaded (in PDF format) from the Atlanta Fed=s World-Wide Web site at http://www.frbatlanta.org/publica/work_papers/. Spline Methods for Extracting Interest Rate Curves from Coupon Bond Prices ... data from 1970 through 1995. JEL classification: G12, C13 Key words: term structure, smoothing splines, generalized cross-validation Trang 2Spline Methods for Extracting Interest Rate Curves fromCoupon ... Abstract: Cubic splines have long been used to extract the discount, yield, and forward rate curves from coupon bond data McCulloch used regression splines to estimate the discount function, and,

Ngày tải lên: 22/03/2014, 17:20

... Investigation of Toxic Air Pollution from Natural Gas Development Table of Contents Oil and Natural Gas Development and Air Pollution pg 5 a) Life Cycle of Natural Gas Development b) Air Pollution ... pollution from natural gas facilities Through the course of this pilot study, residents, armed with their own air monitors, documented a potent mix of chemicals in nine air samples from different ... emissions from natural gas production are largely unregulated and unmonitored, despite being a significant source of air pollution State and Federal air monitoring devices are located several miles from

Ngày tải lên: 23/03/2014, 02:20

... grammar The mapping from concepts to presentation specifications is thus dependent on the particular circumstances In a similar way, the mappings from concepts to term sets and from term sets to ... semantics of each of two different languages, the question of whether a particular sentence of one language has the same meaning as a particular sentence of the other language is an addressable question, ... defining relationships between grammar and language use We have identified three dimensions of characterization that yield a convenient abstract structure for understanding i n q u i r y language

Ngày tải lên: 24/03/2014, 05:21

... are seen as instantaneous from their environment’s point of view Among these languages, the most significant ones are Esterel [3], Lustre [4], and Signal [5] These languages offer a strong formal ... the design of control systems in avionics, nuclear power plants, and so forth 1.2 Lustre: the language and associated verification tools The language In this work, we are more particularly interested ... both languages is independent in practice, they stay very close and, as is exemplified by the present work, Lustre often serves as an exploratory platform for SCADE 1.3 A language extension: from

Ngày tải lên: 22/06/2014, 22:20

... 41 40 Received power (dBm) Orinoco Enterasys Avaya Figure 3: Received average power on different WLAN channels; AP transmitter power of 17 dBm. 72 70 68 66 64 62 60 58 Received power (dBm) 0 0.05 ... departure of the instantaneous powers mea- sured by the terminal from those stored in the radio map. An- other relevant factor influencing the position estimate is the power measurement accuracy guaranteed ... average power measured by fixed adapters receiving from an 802.11 AP under line-of-sight (LOS) propagation conditions. Data have been collected con- sidering different communication channels. From

Ngày tải lên: 22/06/2014, 23:20

... Trang 3Natural Language Processing with PythonTrang 5Natural Language Processingwith Python Steven Bird, Ewan Klein, and Edward Loper Trang 6Natural Language Processing with ... 431Afterword: The Language Challenge 441 Bibliography 449 NLTK Index 459 General Index 463 Trang 11This is a book about Natural Language Processing By “natural language” we mean alanguage ... humans; languages such as Eng-lish, Hindi, or Portuguese In contrast to artificial languages such as programming lan-guages and mathematical notations, natural languages have evolved as they pass fromgeneration

Ngày tải lên: 07/08/2014, 04:20

... of natural language systems Accordingly, right from the beginning, an impor-tant goal of NLP research has been to make progress on the difficult task of buildingtechnologies that “understand language,” ... obvious that you probably didn’t notice it wasmade, yet a natural language system needs to be endowed with this capability in order to interact naturally Without it, when asked, Do you know when Saving ... dialogue system Along the top of the diagram, moving from left to right, is a “pipeline” of some language understand-ing components These map from speech input via syntactic parsunderstand-ing

Ngày tải lên: 07/08/2014, 04:20

... 'execut', 'power', 'deriv', 'from', 'a', 'mandate', 'from', 'the', 'mass', ',', 'not', 'from', 'some', 'farcical', 'aquatic', 'ceremony', '.'] Notice that our regular expression removed the s from ... distributing swords is no basis for a system of government Supreme executive power derives from a mandate from the masses, not from some farcical aquatic ceremony.""" >>> tokens ... programming language By using NLTK’scorpus interface we were able to ignore the files that these texts had come from Thecontents of a word, and of a file, are represented by programming languages

Ngày tải lên: 07/08/2014, 04:20

... strange However, it’s really just the typetoken distinction, familiar from natural language, here showing up in a programming language 132 | Chapter 4: Writing Structured Programs Conditionals In ... that are useful for visualizing language data The Matplotlib package supports sophisticated plotting functions with a MATLAB-style interface, and is available from http://matplotlib.sourceforge.net/ ... graph_draw(graph) csv Language analysis work often involves data tabulations, containing information about lexical items, the participants in an empirical study, or the linguistic features extracted from a

Ngày tải lên: 07/08/2014, 04:20

... tagged data from four Indian languages: Bangla, Hindi, Marathi, and Telugu.Let’s see which of these tags are the most common in the news category of the BrownCorpus: >>> from nltk.corpus ... mapping from words to tags The most natural way to store mappings in Python uses the so-called dictionary data type (also known as an associative array or hash array in other programming languages) ... linguisticobjects, along with what they map Table 5-4 Linguistic objects as mappings from keys to values Linguistic object Maps from Maps to Document Index Word List of pages (where word is found) Thesaurus

Ngày tải lên: 07/08/2014, 04:20

... more powerful than conditional models, since we can calculate the conditional probability P(label|input) from the joint probability P(input, label), but not vice versa However, this additional power ... segmented into sentencesand convert it into a form that is suitable for extracting features:Here, tokens is a merged list of tokens from the individual sentences, and boundaries is a set containing ... price. Because the model is more powerful, it has more “free parameters” that need to belearned However, the size of the training set is fixed Thus, when using a more powerfulmodel, we end up with

Ngày tải lên: 07/08/2014, 04:20

... processing certain syntactic constructions Many natural language applica-tions involve parsing at some point; for example, we would expect the natural languagequestions submitted to a question-answering ... used before in the history of thelanguage, yet all speakers of the language will understand it The purpose of a grammar is to give an explicit description of a language But the way in which we ... the complex constraints that govern sentences We need a way to deal with theambiguity that natural language is famous for We also need to be able to cope withthe fact that there are an unlimited

Ngày tải lên: 07/08/2014, 04:20