نتایج جستجو برای: f1

تعداد نتایج: 24373  

2016
Varvara Logacheva Michal Lukasik Lucia Specia

The aim of this paper is to investigate suitable evaluation strategies for the task of word-level quality estimation of machine translation. We suggest various metrics to replace F1-score for the “BAD” class, which is currently used as main metric. We compare the metrics’ performance on real system outputs and synthetically generated datasets and suggest a reliable alternative to the F1-BAD sco...

2011
Mayumi Ueda Mari Takahata Shinsuke Nakajima

There are many websites and researches that involve cooking recipe recommendation. However, these websites present cooking recipes on the basis of entry date, access frequency, or the recipe’s user ratings. They do not reflect the user’s personal preferences. We have proposed a personalized recipe recommendation method that is based on the user’s food preferences. For extracting the user’s food...

2012
Martin Scaiano Diana Inkpen

We introduce a new segmentation evaluation measure, WinPR, which resolves some of the limitations of WindowDiff. WinPR distinguishes between false positive and false negative errors; produces more intuitive measures, such as precision, recall, and F-measure; is insensitive to window size, which allows us to customize near miss sensitivity; and is based on counting errors not windows, but still ...

2008
Cédric Messiant

This paper presents a system capable of automatically acquiring subcategorization frames (SCFs) for French verbs from the analysis of large corpora. We applied the system to a large newspaper corpus (consisting of 10 years of the French newspaper ’Le Monde’) and acquired subcategorization information for 3267 verbs. The system learned 286 SCF types for these verbs. From the analysis of 25 repre...

2017
Carlo Strapparava Rada Mihalcea

We present a computational analysis of the language of drug users when talking about their drug experiences. We introduce a new dataset of over 4,000 descriptions of experiences reported by users of four main drug types, and show that we can predict with an F1-score of up to 88% the drug behind a certain experience. We also perform an analysis of the dominant psycholinguistic processes and domi...

2008
Cédric Messiant Thierry Poibeau Anna Korhonen

This paper presents LexSchem – the first large, fully automatically acquired subcategorization lexicon for French verbs. The lexicon includes subcategorization frame and frequency information for 3297 French verbs. When evaluated on a set of 20 test verbs against a gold standard dictionary, it shows 0.79 precision, 0.55 recall and 0.65 F-measure. We have made this resource freely available to t...

2006
Anton Deitmar

We show that the notion of zeta functions over the field of one element F1, as given in special cases by Soulé, extends naturally to all F1-schemes as defined by the author in an earlier paper. We further give two constructions of K-theory for affine schemes or F1-rings, we show that these coincide in the group case, but not in general.

2014
Taesung Lee Seung-won Hwang

This paper demonstrates the importance of relation equivalence for entity translation pair discovery. Existing approach of understanding relation equivalence has focused on using explicit features of cooccurring entities. In this paper, we explore latent features of temporality for understanding relation equivalence, and empirically show that the explicit and latent features complement each oth...

2011
Alexander Volokh Günter Neumann

We analyse the complexity of the RTE task data and divide the T/H pairs into three different classes, depending on the type of knowledge required to solve the problem. We then propose an approach which is suitable for the easier two classes, which account for two thirds of all pairs. Our assumption is that T and H are translations of the same source sentence. We then use a metric for MT evaluat...

2010
Ken Litkowski

The CL Research system for SemEval-2 Task 10 for linking events and their participants in discourse is an exploration of the use of a specially created FrameNet dictionary that captures all FrameNet information about frames, lexical units, and frame-to-frame relations. This system is embedded in a specially designed interface, the Linguistic Task Analyzer. The implementation of this system was ...

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