Beyond Identity Coreference Contrasting Indicators of Textual - PowerPoint PPT Presentation

Beyond Identity Coreference Contrasting Indicators of Textual Coherence in English and German Kerstin Kunz (Heidelberg), Ekaterina Lapshinova-Koltunski, José Martínez-Martínez (Saarbrücken) CORBON, San Diego 16/06/16 16/06/16 Beyond Identity Coreference 1 / 36

Background Research Project GECCo : G erman- E nglish C ontrasts in Co hesion supported by the DFG Project Team: Kerstin Kunz Erich Steiner Ekaterina Jose Manuel Lapshinova- Martinez Koltunski Katrin Menzel Acknowledgement: Stefania Degaetano-Ortlieb, Marilisa Amoia www.gecco.uni-saarland.de 16/06/16 Beyond Identity Coreference 2 / 36

Overview Defining Concepts 1 Goals and Features 2 Methodology 3 Results 4 Topic Development Semantic Variation Summary 5 16/06/16 Beyond Identity Coreference 3 / 36

Defining Concepts Defining Concepts 16/06/16 Beyond Identity Coreference 4 / 36

Several studies have shown that Mehreren Studien zufolge wird two of the factors affecting das Gefühl der Reue zum einen regret are how much one feels stärker, je mehr man sich für das personal responsibility for the Resultat persönlich verantwortlich result and how easy it is to fühlt, und zum anderen, je leichter imagine a better alternative. The man sich eine bessere Alternative availability of choice obviously vorstellen kann. Ein exacerbates both these factors . Auswahlangebot verschlimmert When you have no options, what offensichtlich beide Faktoren. Was can you do? You will feel kann man schon groß anstellen, disappointment, maybe; regret, wenn man keine Wahl hat? no. With no options, you just do Vielleicht ist man enttäuscht, aber the best you can. But with many Reue empfindet man nicht. Wenn options, the chances increase es hingegen viele Optionen gibt, that a really good one is out wächst das Risiko, dass man there, and you may well feel that meint, eine besonders gute you ought to have been able to übersehen zu haben, und dies nun find it. bereut. 08.09.2012 MA SEM KOHÄSION 1

Several studies have shown that Mehreren Studien zufolge wird two of the factors affecting das Gefühl der Reue zum einen regret are how much one feels stärker, je mehr man sich für das Coreference personal responsibility for the Resultat persönlich verantwortlich result and how easy it is to fühlt, und zum anderen, je leichter imagine a better alternative. The man sich eine bessere Alternative availability of choice obviously vorstellen kann. Ein exacerbates both these factors. Auswahlangebot verschlimmert When you have no options, what offensichtlich beide Faktoren. Was can you do? You will feel kann man schon groß anstellen, disappointment, maybe; regret, wenn man keine Wahl hat? no. With no options, you just do Vielleicht ist man enttäuscht, aber the best you can. But with many Reue empfindet man nicht. Wenn options, the chances increase es hingegen viele Optionen gibt, that a really good one is out wächst das Risiko, dass man there, and you may well feel that meint, eine besonders gute you ought to have been able to übersehen zu haben, und dies nun find it. bereut. 08.09.2012 MA SEM KOHÄSION 2

Several studies have shown that Mehreren Studien zufolge wird two of the factors affecting das Gefühl der Reue zum einen regret are how much one feels stärker, je mehr man sich für das Lexical Cohesion personal responsibility for the Resultat persönlich verantwortlich result and how easy it is to fühlt, und zum anderen, je leichter imagine a better alternative. The man sich eine bessere Alternative availability of choice obviously vorstellen kann. Ein exacerbates both these factors . Auswahlangebot verschlimmert When you have no options, what offensichtlich beide Faktoren. Was can you do? You will feel kann man schon groß anstellen, disappointment, maybe; regret, wenn man keine Wahl hat? no. With no options, you just do Vielleicht ist man enttäuscht, aber the best you can. But with many Reue empfindet man nicht. Wenn options, the chances increase es hingegen viele Optionen gibt, that a really good one is out wächst das Risiko, dass man there, and you may well feel that meint, eine besonders gute you ought to have been able to übersehen zu haben, und dies nun find it. bereut. 08.09.2012 MA SEM KOHÄSION 3

Defining Concepts Cohesion 16/06/16 Beyond Identity Coreference 8 / 36

Goals and Features Goals and Features 16/06/16 Beyond Identity Coreference 9 / 36

Goals and Features Research Goals Variation in coreference and lexical chains as an indicator of topic development topic continuity of individual referents topic continuity within one domain topic variation topic interaction semantic variation cross-linguistically: contrasts between English and German, see House (1997, 2015), Hansen-Schirra et al. (2012) and Neumann (2013) across registers: between spoken and written registers, see Hundt & Mair (1999), Mair (2006) or Leech et al. (2009) 16/06/16 Beyond Identity Coreference 10 / 36

Goals and Features Goals and Features topic continuity of individual referents coreference chain length and coref. chain distance topic continuity within one domain lexical chain length and lexical chain distance and lexical chain number topic variation chain length and distance and chain number topic interaction chain length and chain distance semantic variation repetition and identity semantic variation synonymy, meronymy, (co-)hyponymy, hyperony- my, (co-)meronymy, holonymy, (co-instance), type, antonymy, synonymy 16/06/16 Beyond Identity Coreference 11 / 36

Goals and Features Example Differences across registers EO-INTERVIEW-010 EO-POPSCI-004 I live in a town called (Reigate). London Several studies have shown that two of and the countryside which is quite nice. It the (factors) affecting regret are how ... takes us about 25 minutes to get to it’s a and how easy it is to imagine a better town, it’s more of a village. It’s quite small. alternative. The availability of choice ob- It’s very nice actually, it’s a nice place to viously exacerbates both these factors. live. And I grew up in a place called Ban- When you have no options, what can you stead which is fairly close to Reigate. do? You will feel disappointment, maybe; regret, no. With no options ... But with ma- ny options, the chances increase that (a really good one) is out there, and you may well feel that you ought to have been able to find it. 16/06/16 Beyond Identity Coreference 12 / 36

Methodology Methodology 16/06/16 Beyond Identity Coreference 13 / 36

Methodology Corpus Data in tokens register EO GO ESSAY 27.171 31.407 FICTION 36.996 36.778 INTERVIEW 30.057 35.036 POPSCI 27.055 32.639 TOTAL 121.279 135.860 subset of GECCo (Lapshinova et al., 2012 and Hansen-Schirra et al., 2012) ESSAY and POPSCI: written discourse INTERVIEW: spoken discourse FICTION: spoken elements in form of dialogues 16/06/16 Beyond Identity Coreference 14 / 36

Methodology Annotation MMAX2 (Müller & Strube, 2006) 16/06/16 Beyond Identity Coreference 15 / 36

Results Results 16/06/16 Beyond Identity Coreference 16 / 36

Results Topic Development Topic Development 16/06/16 Beyond Identity Coreference 17 / 36

Results Topic Development Chain Length lexcoh.chainln.mean coref.chainln.mean 12 EO GO 9 6 3 W W N N I I E E Y C Y C O O A I A I S S V V I I S S R R T P T P S S C C E O E O E E I T P I T P F F N N I I 16/06/16 Beyond Identity Coreference 18 / 36

Results Topic Development Chain Number lexcoh.chainnr coref.chainnr EO GO 90 60 30 0 W W N N I I E E Y C Y C O O A I A I S S V V I I S S T R P T R P S S C O C O E E E E I T P I T P F F N N I I 16/06/16 Beyond Identity Coreference 19 / 36

Results Topic Development Chain Distance lexcoh.chaindist.mean coref.chaindist.mean EO 600 GO 400 200 0 W W N N I I E E Y C Y C O O A I A I S S V V I I S S T R P T R P S S C O C O E E E E I T P I T P F F N N I I 16/06/16 Beyond Identity Coreference 20 / 36

Results Topic Development Summary Topic Development language NOT significant language:register partially significant register significant chain types: partially different behavior REGISTER TOPIC DEVLOPMENT CHAIN FEATURES POPSCI topic continuity within one domain lexical chain length and distance in lexical chains and lexical chain num- ber ESSAY topic variation chain length and number and distan- ce FICTION topic continuity of referents and topic coref. chain length and lexical chain interaction lenght and chain number and chain distance INTERVIEW topic continuity of referents and topic coref chain length and lex. chain di- variation stance 16/06/16 Beyond Identity Coreference 21 / 36

Results Semantic Variation Semantic Variation 16/06/16 Beyond Identity Coreference 22 / 36