Full Name
EGGHE, Leo
Email
leo.egghe@uhasselt.be
 
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Publications

Results 1-122 of 311 (Search time: 0.001 seconds).

Issue DateTitleContributor(s)TypeCat.
12024Extended Lorenz majorization and frequencies of distances in an undirected networkEGGHE, LeoJournal ContributionA1
22024Networks and their degree distribution, leading to a new concept of small worldsEGGHE, LeoJournal ContributionA1
32024Mathematical informetrics: Hirsch-type equations and bundlesEGGHE, LeoJournal ContributionA1
42024The small-world phenomenon: a model, explanations, characterizations, and examplesEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
52023The Hirsch Function and its PropertiesEGGHE, LeoJournal ContributionA1
62023Global informetric impact: A description and definition using bundlesEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
72023Global impact measuresEGGHE, Leo; Rousseau , RonaldJournal ContributionA1
82022Rank-frequency data and impact in a continuous model: Introducing impact bundlesEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
92022The Generalized e-bundleEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
102022Convergence of Impact Measures and Impact BundlesEGGHE, LeoJournal ContributionA1
112022Impact measures: What are they?EGGHE, LeoJournal ContributionA1
122021A theory of pointwise defined impact measuresEGGHE, LeoJournal ContributionA1
132021The h‑index formalismEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
142020h-Type indices, partial sums and the majorization orderEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
152020Minimal Impact One-Dimensional ArraysEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
162020Polar coordinates and generalized h-type indicesEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
172019Solution by step functions of a minimum problem in L-2[0,1], using generalized h- and g-indicesEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
182019Measures of linear type lead to a characterization of Zipf functionsEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
192019Infinite sequences and their h-type indicesEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
202019A geometric relation between the h-index and the Lorenz curveEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
212017Partial orders for zero-sum arrays with applications to network theoryLiu, Yunjun; ROUSSEAU, Ronald; EGGHE, LeoJournal ContributionA1
222015Message from the retiring Editor-in-ChiefEGGHE, LeoJournal ContributionA2
232014A basic indicator for relative contributions and a remarkable difference between a ratio of averages and an average of ratiosEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
242014Comments on "year-based h-type indicators"EGGHE, LeoJournal ContributionA2
252014Informetric Explanation of Some Leiden Ranking GraphsEGGHE, LeoJournal ContributionA1
262014A general theory of minimal increments for Hirsch-type indices and applications to the mathematical characterization of Kosmulski-indicesEGGHE, LeoJournal ContributionA1
272014Impact coverage of the success-indexEGGHE, LeoJournal ContributionA1
282014A Good Normalized Impact and Concentration MeasureEGGHE, LeoJournal ContributionA1
292014Comments on the paper of J. M. Campanario: The effect of citations on the significance of decimal places in the computation of journal impact factorsEGGHE, LeoJournal ContributionA1
302013Fallout and Miss in journal peer reviewEGGHE, Leo; Bornmann, L.Journal ContributionA1
312013A rationale for the relation between the citer h-index and the classical h-index of a researcherEGGHE, LeoJournal ContributionA1
322013Comparative study of four impact measures and qualitative conclusionsEGGHE, LeoJournal ContributionA1
332013Measuring co-authors' contribution to an article's visibilityEGGHE, Leo; Guns, R.; ROUSSEAU, RonaldJournal ContributionA1
342013Letter to the Editor. Note on a possible decomposition of the h-indexEGGHE, LeoJournal ContributionA1
352013Theory of the topical coverage of multiple databasesEGGHE, LeoJournal ContributionA1
362013The functional relation between the impact factor and the uncitedness factor revisitedEGGHE, LeoJournal ContributionA1
372013Study of the rank- and size-frequency functions in case of power law growth of sources and items and proof of Heaps' lawEGGHE, LeoJournal ContributionA1
382013On the correction of the h-index for career lengthEGGHE, LeoJournal ContributionA1
392013Theoretical justification of the central area indices and the central interval indicesEGGHE, LeoJournal ContributionA1
402013Dynamical aspects of Information Production ProcessesEGGHE, LeoJournal ContributionA2
412013Comments on the article "Relative h-index to compare the scientific performance of researchers" by L.A.S. DiasEGGHE, LeoJournal ContributionA1
422013A mathematical characterization of the Hirsch-index by means of minimal incrementsEGGHE, LeoJournal ContributionA1
432013A new explanation of some Leiden Ranking graphs using exponential functionsEGGHE, LeoJournal ContributionA1
442013Mathematical characterizations of the Wu- and Hirsch-indices using two types of minimal increments.EGGHE, LeoProceedings PaperC1
452012Journal peer review as an information retrieval processBornmann, L.; EGGHE, LeoJournal ContributionA1
462012Five years "Journal of Informetrics"EGGHE, LeoJournal ContributionA1
472012Applications of the generalized law of Benford to informetric dataEGGHE, Leo; Guns, R.Journal ContributionA1
482012Theoretical evidence for empirical findings of A. Pulgarin on Lotka's lawEGGHE, LeoJournal ContributionA1
492012The Hirsch index of a shifted Lotka function and its relation with the impact factorEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
502012Remarks on the paper of A. De Visscher "What does the g-index really measure?"EGGHE, LeoJournal ContributionA1
512012Theory and practice of the shifted Lotka functionEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
522012Averages of ratios compared to ratios of averages: mathematical resultsEGGHE, LeoJournal ContributionA1
532012Study of rank- and size-frequency functions and their relations in a generalized Naranan frameworkEGGHE, LeoJournal ContributionA1
542011The influence of random removal of sources and items on the h-indexEGGHE, LeoJournal ContributionA1
552011Relations between the shape of a size-frequency distribution and the shape of a rank-frequency distributionEGGHE, Leo; Waltman, LudoJournal ContributionA1
562011Problems with "natural selection of academic papers"EGGHE, LeoJournal ContributionA1
572011Mathematical relations of the h-index with other impact measures in a Lotkaian frameworkEGGHE, LeoJournal ContributionA1
582011A proposal for a First-Citation-Speed-IndexEGGHE, Leo; Bornmann, L.; Guns, R.Journal ContributionA1
592011Mathematical derivation of the scale-dependence of the h-index and other h-type indicesEGGHE, LeoJournal ContributionA1
602011The single publication H-index of papers in the Hirsch-core of a researcher and the indirect H-indexEGGHE, LeoJournal ContributionA1
612011The impact factor rank-order distribution revisitedEGGHE, LeoJournal ContributionA1
622011A disadvantage of h-type indices for comparing the citation impact of two researchersEGGHE, LeoJournal ContributionA1
632011Thoughts on Uncitedness: Nobel Laureates and Fields Medalists as Case StudiesEGGHE, Leo; Guns, Raf; ROUSSEAU, RonaldJournal ContributionA1
642011The single publication H-index and the indirect H-index of a researcherEGGHE, LeoJournal ContributionA1
652011Benford's law is a simple consequence of Zipf's lawEGGHE, LeoJournal ContributionA3
662011The Hirsch-index of set partitionsEGGHE, LeoProceedings PaperC1
672011Thoughts on uncitedness: Nobel laureates and Field medalists as case studiesEGGHE, Leo; Guns, Raf; ROUSSEAU, RonaldJournal ContributionM
682011Characterizations of the generalized Wu- and Kosmulski-indices in Lotkaian systemsEGGHE, LeoJournal ContributionA1
692010Influence of adding or deleting items and sources on the h-indexEGGHE, LeoJournal ContributionA1
702010Good Properties of Similarity Measures and Their ComplementarityEGGHE, LeoJournal ContributionA1
712010Characteristic scores and scales in a Lotkaian frameworkEGGHE, LeoJournal ContributionA1
722010Characteristic scores and scales based on h-type indicesEGGHE, LeoJournal ContributionA1
732010Conjugate partitions in informetrics: Lorenz curves, h-type indices, Ferrers graphs and Durfee squares in a discrete and continuous settingEGGHE, LeoJournal ContributionA1
742010A model showing the increase in time of the average and median reference age and the decrease in time of the Price indexEGGHE, LeoJournal ContributionA1
752010Letter to the editor: On Randić’s H-sequenceEGGHE, LeoJournal ContributionA1
762010Mathematical results on the H-index and H-sequence of RandićEGGHE, LeoJournal ContributionA1
772010The distribution of the uncitedness factor and its functional relation with the impact factorEGGHE, LeoJournal ContributionA1
782010On the relation between Schubert's h-index of a single paper and its total number of received citationsEGGHE, LeoJournal ContributionA1
792010On the relation between the Association Strength and other similarity measuresEGGHE, LeoJournal ContributionA1
802010A New Short Proof of Naranan's Theorem, Explaining Lotka's Law and Zipf's LawEGGHE, LeoJournal ContributionA1
812010Study of some Editor-in-Chief decision schemesEGGHE, LeoJournal ContributionA1
822010The Hirsch-index and related impact measuresEGGHE, LeoJournal ContributionA1
832009Comparative study of h-index sequencesEGGHE, LeoJournal ContributionA1
842009The theorem of Fellman and Jakobsson: a new proof and dual theoryEGGHE, LeoJournal ContributionA1
852009New relations between similarity measures for vectors based on vector normsEGGHE, LeoJournal ContributionA1
862009Mathematical derivation of the impact factor distributionEGGHE, LeoJournal ContributionA1
872009Time-dependent Lotkaian informetrics incorporating growth of sources and itemsEGGHE, LeoJournal ContributionA1
882009An econometric property of the g-indexEGGHE, LeoJournal ContributionA1
892009The relation between Pearson’s correlation coefficient r and Salton’s cosine measureEGGHE, Leo; Leydesdorff, L.Journal ContributionA1
902009Mathematical study of h-index sequencesEGGHE, LeoJournal ContributionA1
912009A rationale for the Hirsch-index rank-order distribution and a comparison with the impact factor rank-order distributionEGGHE, LeoJournal ContributionA1
922009Performance and its relation with productivity in Lotkaian systemsEGGHE, LeoJournal ContributionA1
932009Lotkaian informetrics and applications to social networksEGGHE, LeoJournal ContributionA1
942009The distribution of the uncitedness factor and its functional relation with the impact factorEGGHE, LeoProceedings PaperC1
952009A Relation Between h-Index and Impact Factor in the Power-Law ModelEGGHE, Leo; Liang, Liming; ROUSSEAU, RonaldJournal ContributionA1
962008Mathematical theory of the h- and g-index in case of fractional counting of authorshipEGGHE, LeoJournal ContributionA1
972008Study of different h-indices for groups of authorsEGGHE, Leo; RAO, RavichandraJournal ContributionA1
982008Examples of simple transformations of the h-index: qualitative and quantitative conclusions and consequences for other indicesEGGHE, LeoJournal ContributionA1
992008A model for the size-frequency function of co-author pairsEGGHE, LeoJournal ContributionA1
1002008The measures precision, recall, fallout and miss in function of the number of retrieved documents and their mutual interrelationsEGGHE, LeoJournal ContributionA1
1012008The mathematical relation between the impact factor and the uncitedness factorEGGHE, LeoJournal ContributionA1
1022008Modelling successive h-indicesEGGHE, LeoJournal ContributionA1
1032008An h-index weighted by citation impactEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
1042008The influence of the broadness of a query of a topic on its h-index: Models and examples of the h-index of N-gramsEGGHE, Leo; RAO, RavichandraJournal ContributionA1
1052008The estimation of editions on the basis of retrieved copies: printed programmes of Jesuite theatre plays in the Provincia Flandro-Belgica (before 1773), with a note on the "bookhistorical law"Proot, G.; EGGHE, LeoJournal ContributionA1
1062008Collaboration and productivity: an investigation into "Scientometrics" and "UHasselt" repositoryEGGHE, Leo; GOOVAERTS, Marc; Kretschmer, H.Journal ContributionA2
1072008The influence of merging on h-type indicesEGGHE, LeoJournal ContributionA1
1082008The influence of transformations on the h-index and the g-indexEGGHE, LeoJournal ContributionA1
1092008Fundamental properties of rhythms sequencesEGGHE, Leo; Liang, Liming; ROUSSEAU, RonaldJournal ContributionA1
1102008Kwantitatieve Managementtechnieken in Bibliotheken en Documentatiecentra - Deel 3EGGHE, LeoBook SectionB3
1112007A note on measuring overlapEGGHE, Leo; GOOVAERTS, MarcJournal ContributionA1
1122007The estimation of the number of lost multi-copy documents: a new type of informetrics theoryEGGHE, Leo; Proot, G.Journal ContributionA1
1132007Item-time-dependent Lotkaian informetrics and applications to the calculation of the time-dependent h- and g-indexEGGHE, LeoJournal ContributionA1
1142007The R- and AR-indices: Complementing the h-indexJin, Bihui; Liang, Liming; ROUSSEAU, Ronald; EGGHE, LeoJournal ContributionA1
1152007Averages of impact factorsEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA2
1162007Probabilities for encountering genius, basic, ordinary or insignificant papers based on the cumulative nth citation distributionEGGHE, LeoJournal ContributionA1
1172007Untangling Herdan’s law and Heaps’ law: mathematical and informetric argumentsEGGHE, LeoJournal ContributionA1
1182007Distributions of the h-index and the g-indexEGGHE, LeoProceedings PaperC1
1192007Uncertainty and information: Foundations of generalized information theory.EGGHE, LeoJournal ContributionM
1202007Dynamic h-index: the Hirsch index in function of timeEGGHE, LeoJournal ContributionA1
1212007General evolutionary theory of information production processes and applications to the evolution of networksEGGHE, LeoJournal ContributionA1
1222007Existence theorem of the quadruple (P, R, F, M): Precision, Recall, Fallout and MissEGGHE, LeoJournal ContributionA1