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Adresa:
Universitatea din Bucuresti
Facultatea de Matematica si Informatica
Catedra de informatica
Str. Academiei nr. 14
Bucuresti, sector 1, cod 010014
Adresa pentru corespondenta:
Casuta postala 82-9
Bucuresti, sector 4, cod 042400
Tel.: 40-2-1-4610982;
Educatie: Absolventa in 1984 a Facultatii de Matematica, Universitatea Bucuresti.
Teza de doctorat: "Analiza sensibilitatii unor modele statistice la prezenta valorilor de selectie discordante", 1996.
Pozitii academice:
- Asistent (1992-1996);
- Lector (1996-2003);
- Conferentiar (incepand din anul 2003).
Activitate didactica: In prezent preda urmatoarele cursuri la Facultatea de Matematica si Informatica a Universitatii din Bucuresti:
Inteligenta artificiala - pentru studentii anului al II-lea ai sectiei "Informatica" si studentii anului al III-lea al sectiei "Matematica-Informatica"
Procesarea limbajului natural si tehnologia limbajului - pentru studentii anului I la Master, sectia "Inteligenta artificiala"
Semantica computationala cu aplicatii in regasirea informatiei - pentru studentii anului al II-lea la Master, sectia "Inteligenta artificiala"
Domenii de interes stiintific: Inteligenta artificiala; Specializari: Reprezentarea cunostintelor; Procesarea limbajului natural; Statistica computationala si analiza datelor cu aplicatii in procesarea limbajului natural.
Coeditor al « Central European Journal of Computer Science » (Versita si Springer Verlag);
Membru al « Editorial Review Board » pentru « Artificial Intelligence Research » (Sciedu Press, Canada)
Membru ales al IRF (Information Retrieval Facility);
Membru ales al ISI (International Statistical Institute);
Membru al GWA (Global WordNet Association);
Bursier Fulbright la Universitatea Princeton din S.U.A. in domeniul inteligentei artificiale (Laboratorul de Stiinte Cognitive, 2004).
Profesor invitat la Universitatea din Toulouse, Octombrie 2011
PUBLICATII SELECTIVE:
CARTI DE SPECIALITATE
- Aspecte ale reprezentarii cunostintelor cu aplicatii in procesarea limbajului natural. Editura Universitatii din Bucuresti, 2011 (283 pagini).
- Introducere in procesarea limbajului natural. Editura Universitatii din Bucuresti, 2010 (335 pagini).
- Cautarea si reprezentarea cunostintelor in inteligenta artificiala. Teorie si aplicatii (cu M.F. Balcan). Editura Universitatii din Bucuresti, 2005 (364 pagini).
- Introducere in procesarea limbajului natural cu aplicatii in Prolog. Editura Universitatii din Bucuresti, 2000 (318 pagini).
CURSURI SI MANUALE
- Aspecte ale cautarii si reprezentarii cunostintelor in inteligenta artificiala (cu M.F. Balcan), Editura Universitatii din Bucuresti, 2004.
- Norton Commander 4.0. Norton Utilities 7.0 si 8.0 (cu D. Enachescu si R. Balint), Editura Tehnica, 1994.
- Sistemul de programe Norton Commander, Editura Tehnica, 1992.
EDITOR SI COAUTOR DE MONOGRAFIE
- Building Awareness in Language Technology (editori Florentina Hristea si Marius Popescu). Bucuresti, Editura Universitatii din Bucuresti, 2003.
CAPITOLE IN CARTI DE SPECIALITATE
- "On the Semiautomatic Generation of WordNet Type Synsets and Clusters with Special Reference to Romanian", in: Building Awareness in Language Technology (editori Florentina Hristea si Marius Popescu). Bucuresti, Editura Universitatii din Bucuresti, p. 113-140, 2003 (in lb. engleza).
- "A Dependency Grammar Approach to Syntactic Analysis with Special Reference to Romanian" (cu M. Popescu), in: Building Awareness in Language Technology (editori Florentina Hristea si Marius Popescu). Bucuresti, Editura Universitatii din Bucuresti, p. 9-34, 2003.
INSERARE IN ENCICLOPEDIE
- "Outlier Detection, Hristea Algorithm". Encyclopedia of Statistical Sciences, 2nd ed., Vol. 9; N. Balakrishnan, Campbell B. Read, and Brani Vidakovic, Editors-in-Chief. John Wiley & Sons, Inc., New York, p. 5885-5886, 2005.
ARTICOLE STIINTIFICE IN REVISTE CU REFERENTI
- Feeding Syntactic Versus Semantic Knowledge to a Knowledge-lean Unsupervised Word Sense Disambiguation Algorithm with an Underlying Naïve Bayes Model (cu M. Colhon). Fundamenta Informaticae, 2012 (sub tipar).
- Unsupervised Word Sense Disambiguation with N-Gram Features (cu D. Preotiuc). Artificial Intelligence Review, 2012, DOI 10.1007/s10462-011-9306-y (sub tipar).
- State of the Art Versus Classical Clustering for Unsupervised Word Sense Disambiguation (cu M. Popescu). Artificial Intelligence Review, 2011, Vol.35, Nr.3, DOI 10.1007/s10462-010-9193-7. p.241-264.
- Syntactic Relations in the Context of Performing Word Sense Disambiguation (cu M.Colhon). Journal of Knowledge, Communications and Computing Technologies, Vol. II, Nr. 2, 2010, p. 1-9.
- Performing Word Sense Disambiguation at the Border Between Unsupervised and Knowledge-Based Techniques (cu M. Popescu si M. Dumitrescu). Artificial Intelligence Review, 2009, Vol. 30, Issue 1, DOI 10.1007/s10462-009-9117-6, p. 67.
- Recent Advances Concerning the Usage of the Naive Bayes Model in Unsupervised Word Sense Disambiguation. International Review on Computers and Software, Vol. 4, Nr. 1, 2009, p. 58-67.
- Adjective Sense Disambiguation at the Border Between Unsupervised and Knowledge-based Techniques (cu M. Popescu). Fundamenta Informaticae, Vol. 91, Nr. 3-4, 2009, p. 547-562.
- On the Usage of the Naive Bayes Model in Unsupervised Word Sense Disambiguation. International Review on Computers and Software, Vol.3, no. 6, 2008, p. 572-578.
- Semiautomatic Generation of WordNet Type Synsets and Clusters Using Class Methods. An Overview. Revue Roumaine de Linguistique, VOL. LII, Issues 1-2, 2007, p. 97-133.
- Towards Building a WordNet Noun Ontology (cu G. Miller). Revue Roumaine de Linguistique, VOL. LI, Issues 3-4, 2006, p. 405-413.
- On Some Romanian Text Summarization Contributions (cu M. Popescu). Revue Roumaine de Linguistique, VOL. LI, Issues 3-4, 2006, p. 507-509.
- WordNet Nouns: Classes and Instances (cu G. Miller). Computational Linguistics, Volume 32, Number 1, 2006, p.1-3
- On the semiautomatic generation of verb synsets in languages other than English, Analele Univ. Buc., ANO LII, p.75-86, 2003.
- On the semiautomatic generation of WordNet type synsets and clusters, Journal of Universal Computer Science (J.UCS), Vol.8, no.12, 2002, p.1047-1064.
- On the use of MAICE for the detection of outliers in a linear regression model, Mathematical Reports, Vol.4 (54), No.2, 2002, p.177-190.
- On the diagnosis of influential observations in multidimensional linear regression, Mathematical Reports, No.4, 1999, p.545-550.
- On WG syntactic analysis with special reference to Romanian, Analele Univ. Buc., No.1, 1998, p.59-69.
- A Word Grammar approach to syntactic analysis with special reference to Romanian, (cu M.Popescu), Analele Univ. Buc., Special Issue, 1998, p.101-113.
- On multiple response outliers of additive nature in a linear regression model, Revue Roumaine de Mathematiques Pures et Appliquees, No.3-4, 1998, p.393-405.
- An algorithm for the detection of outliers in the case of the normal distribution, Mathematical Reports, No.5-6, 1997, p.339-342.
- On single distribution outlying pairs in a linear regression model, Analele Univ. Buc., XLVI, 1997, p.27-34.
- On single carrier outliers in a linear regression model, Foundations of Decision and Computing Sciences, Vol.21, No.3, 1996, p.125-136.
- On single additive outliers in the linear regression model, Analele Univ. Buc., No.2, 1996, p.53-64.
- On the masking effect concerning some tests for single upper outliers in the case of an exponential sample, Foundations of Decision and Computing Sciences, Vol.20, No.1, 1995, p.37-48.
- On the performances of an outlier test in the case of the exponential distribution (cu D.Enachescu si M.Dumitrescu), Computational Statistics and Data Analysis, No.17, 1994, p.119-127.
- A codification of column-convex polyominoes which generates a regular language (cu V. Domocos), Bulletin of the European Association for Theoretical Computer Science, No.50, 1993, p.197-208.
- On the performances of a test for a single upper outlier in an exponential sample (cu D.Enachescu), Analele Univ. Buc., No.2, 1992, p.61-69.
- On stepwise procedures for the rejection of outliers in a normally distributed population (cu R.Niculescu si D.Enachescu), Analele Univ. Buc., No.1-2, 1990, p.14-26.
CEL MAI RECENT PROIECT DE CERCETARE-DEZVOLTARE; director de proiect:
Proiectul BALRIC-LING finantat de Comisia Europeana.
ultima actualizare: 25 iunie 2012
Data si locul nasterii: in 1967, la Focsani.
Educatia: A absolvit Facultatea de Matematica a Universitatii Bucuresti in 1991.
Teza de doctorat: A obtinut titlul de doctor in Matematica in 1999 cu lucrarea "Aplicatii armonice in varietati Riemanniene si Hermitiene".
Pozitii academice: Preparator din 1991, asistent din 1994, lector din 2000.
Cursuri predate: A tinut seminarii de Geometrie, Geometrie Diferentiala, Geometrie Riemanniana, Aplicatii armonice precum si cursul de geometrie la anul I.
Domenii de interes stiintific: Lucreaza in domeniul Geometriei Riemanniene.
A fost invitat pentru conferinte la Universitatea La Sapienza din Roma (1998, 2000) si la Universitatea din Bari (1999).
FISA PREZENTARE
LISTA DE LUCRARI
Candidat lect.dr Catalin-Liviu Gherghe
Teza de doctorat: Aplicatii armonice pe varietati Riemanniene si Hermitiene, Universitatea din Bucuresti, Facultatea de Matematica, 1999, (conducator prof.dr.S.Ianus).
Carti
- Criptografie. Coduri. Algoritmi, Ed. Universitatii din Bucuresti, 2005 (in colaborare cu Dorin Popescu).
- Probleme de geometrie proiectiva, Ed. Universitatii din Bucuresti, 2000.
Articole publicate in reviste de specialitate de circulatie internationala recunoscute:
- Energy minimizer maps on C-manifolds, Differential Geom. Appl. 21 (2004), no.1, 55-63 (in colaborare cu K.Kenmotsu), recenzata in MR2067458 (2005b:53103) si in Zbl 1067.53051, (revista cotata ISI).
- Harmonic maps and cosymplectic manifolds, J. Aust. Math. Soc. 76 (2004), no.1, 75-92 (in colaborare cu E.Boeckx), recenzata in MR2029311 (2005b:53102) si in Zbl 1063.53069, (revista cotata ISI).
- Harmonic maps on C-manifolds, Recent advances in geometry and topology, 181-185, Cluj Univ. Press, Cluj-Napoca, 2004, recenzata in MR2113580 (2005j:53067).
- CR-manifolds, harmonic maps and stability, J. Geom. 71 (2001), no.1-2, 42-53 (in colaborare cu S.Ianus si A.M.Pastore), recenzata in MR1848311 (2002g:53112) si in Zbl 1038.58014.
- Harmonic maps on Kenmotsu manifolds, Rev. Roumaine Math. Pures Appl. 45 (2000), no.3, 447-453 (2001), recenzata in MR1840166 (2002d:53087) si in Zbl 0993.58013.
- Harmonic maps, harmonic morphisms and stability. Bull. Math. Soc. Sci. Math. Roumanie (N.S.) 43(91) (2000), no.3-4, 247-254, (in colaborare cu S.Ianus si A.M.Pastore), recenzata in MR1837479 (2002c:53109).
- Harmonicity on some almost contact metric manifolds, Rend. Circ. Mat. Palermo (2) 49 (2000), no.3, 415-424, recenzata in MR1809084 (2001k:53154).
- Harmonicity on nearly trans-Sasaki manifolds, Demonstratio Math. 33 (2000), no.1, 151-157, recenzata in MR1759875 (2001g:53141).
- Harmonic morphisms on some almost contact metric manifolds, Tensor (N.S.) 61 (1999), no.3, 276-281, recenzata in MR1910844 (2003d:53110) si in Zbl 1061.53042.
- On some submanifolds with harmonic mean curvature vector field, Math. Rep. (Bucur.) 1(51) (1999), no.1, 47-51, recenzata in MR1826612 (2002f:53105) si in Zbl 1033.53048.
- Harmonic maps on trans-Sasaki manifolds, Rend. Circ. Mat. Palermo (2) 48 (1999), no.3, 477-486, recenzata in MR1731448 (2001e:53067) si in Zbl 0961.53036.
- Pluriharmonic maps on tangent bundles of a Riemannian or Hermitian manifold, An. Univ. Bucuresti Mat. 46 (1997), 3-8, (in colaborare cu I.Calinov), recenzata in MR1618498 (99f:58047) si in Zbl 0899.58013.
- Quasi-connexion de Golab-Lyra, Demonstratio Math. 30 (1997), no.1, 1-6, recenzata in MR1446592 (98g:53026).
- Champs presque F-speciaux, Bull. Math. Soc. Sci. Math. Roumanie (N.S.) 38(86) (1994), no.1-2, 37-44, (in colaborare cu L.Nicolescu), recenzata in MR1408964 (97e:53065) si in Zbl0879.53019.
Toate lucrarile de la punctul precedent sunt recenzate si indexate in baza de date a Mathematical Reviews si/sau Zentralblatt fur Mathematik.
Studii publicate in volumele unor manifestari stiintifice internationale:
- Harmonic maps on C-manifolds, Recent advances in geometry and topology, 181-185, Cluj Univ. Press, Cluj-Napoca, 2004, recenzata in MR2113580 (2005j:53067), ISBN 9736102777.
- Quasi-Sasakian manifolds and harmonic maps, Proceedings of the Conference "Submanifolds on Yuzawa" (Japonia), 28-32 (2001).
Proiecte de cercetare pe baza de contract/grant:
- Structuri hermitiene si de contact si aplicatii intre varietati inzestrate cu aceste structuri. Geometria Submersiilor Riemanniene si semi-Riemanniene, CNCSIS Nr. 41022/2003, 33379/2004, 34699/2005, (membru in echipa).
- Criptografie. Algoritmi. Utilizarea de programe informatice in algebra si geometrie, grant CNCSIS 2006, contract aprobat si aflat in faza de contractare, (membru in echipa), director de proiect prof.dr.Dorin Popescu.
- On a Gauge-invariant functional, CERES 4-147/12.11.2004, (membru in echipa).
- Armonicitatea si stabilitatea unor aplicatii definite pe varietati de contact, CNCSIS Nr. 6154/2000-2001, (Director de contract).
- Submersii si foliatii Riemann, CNCSIS Nr. 5229/1999, Ad. 6058/2000, (membru in echipa).
- Aplicatii armonice pe varietati reale si complexe, ANSTI Nr. 4116/1998, (membru in echipa).
Actualizat: 27 aprilie 2006
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