Results 81 to 90 of about 14,660 (202)

Context based lemmatizer for Polish language

open access: yes, 2022
Lemmatization is the process of grouping together the inflected forms of a word so they can be analysed as a single item, identified by the word's lemma, or dictionary form. In computational linguistics, lemmatisation is the algorithmic process of determining the lemma of a word based on its intended meaning.
Karwatowski, Michal, Pietron, Marcin
openaire   +2 more sources

Social media, high‐frequency trading, and market making after‐hours – Evidence from presidential tweets

open access: yesJournal of Financial Research, EarlyView.
Abstract I analyze differences between the core and extended trading sessions in the high‐frequency reaction of equity markets to potential news. Using presidential tweets as unanticipated, potentially market‐stirring events, I find that volatility increases and liquidity deteriorates within fractions of a second after a tweet.
Stefan Scharnowski
wiley   +1 more source

Lemmatization of codea data and its use in quantitative analyzes on the eñe and the silent hache

open access: yesPhilologia Hispalensis, 2019
In this article we will explain a method of lemmatization of Spanish old documents using the data of «CODEA» Corpus de Documentos Españoles Anteriores a 1800 (Sánchez-Prieto et al., 2009) and the analysis tool «LYNEAL» (Letras y Números en Análisis ...
Hiroto Ueda
doaj   +1 more source

Holaaa!! Writin like u talk is kewl but kinda hard 4 NLP [PDF]

open access: yes, 2012
We present work in progress aiming to build tools for the normalization of User-Generated Content (UGC). As we will see, the task requires the revisiting of the initial steps of NLP processing, since UGC (micro-blog, blog, and, generally, Web 2.0 user ...
Domingo, Judit   +4 more
core  

Detecting Singleton Review Spammers Using Semantic Similarity

open access: yes, 2016
Online reviews have increasingly become a very important resource for consumers when making purchases. Though it is becoming more and more difficult for people to make well-informed buying decisions without being deceived by fake reviews.
Blei D. M.   +8 more
core   +1 more source

Code and Creed: The Construction of AI‐Islamic Discourse in Singapore's Media Landscape

open access: yesJournal for the Scientific Study of Religion, EarlyView.
ABSTRACT This study examines how Singapore's mainstream media shapes public understanding of artificial intelligence (AI) in Islamic contexts through analysis of newspaper coverage from 1989 to 2024. Drawing on computational analysis of over 620,000 articles from The Straits Times and The Business Times, we develop the concept of “double mediation” to ...
Reza Shaker
wiley   +1 more source

Slovak Lemmatization [PDF]

open access: yes, 2016
Cieľom tejto bakalárskej práce bolo zoznámiť sa s nástrojmi a metódami pre morfologickú analýzu a lematizáciu slov, navrhnúť a implementovať systém, ktorý dokáže lematizovať slovenské slová, ktoré sa nenachádzajú v slovníku a následne vypísať ...
Lipták, Šimon
core  

Italian Lemmatization by Rules with Getaruns [PDF]

open access: yes, 2013
We present an approach to lemmatization based on exhaustive morphological analysis and use of external knowledge sources to help disambiguation which is the most relevant issue to cope with. Our system GETARUNS was not concerned with lemmatization directly and used morphological analysis only as backoff solution in case the word was not retrieved in ...
openaire   +1 more source

Lexicon-Enhanced Neural Lemmatization for Estonian [PDF]

open access: yes, 2020
We propose a novel approach for Estonian lemmatization that enriches the seq2seq neural lemmatization model with lemma candidates generated by the rule-based VABAMORF morphological analyser. In this way, the neural decoder can benefit from the additional input considering that it has a high likelihood of including the correct lemma.
Milintsevich, Kirill, Sirts, Kairit
openaire   +1 more source

Disagreement About Fiscal Policy

open access: yesOxford Bulletin of Economics and Statistics, EarlyView.
ABSTRACT Politicians disagree about fiscal policy. This disagreement should have economic effects beyond the effects of government spending and taxation. We use the full set of speeches in the German Bundestag since 1960 and apply state‐of‐the art natural language processing techniques to construct two series of fiscal disagreement starting in 1970 ...
Albina Latifi   +3 more
wiley   +1 more source

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