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Record W2234017799 · doi:10.1142/s0129054118500053

Arbitrary Overlap Constraints in Graph Packing Problems

2018· preprint· en· W2234017799 on OpenAlexaff
Alejandro López-Ortíz

Bibliographic record

VenueInternational Journal of Foundations of Computer Science · 2018
Typepreprint
Languageen
FieldComputer Science
TopicAdvanced Graph Theory Research
Canadian institutionsUniversity of Waterloo
Fundersnot available
KeywordsCombinatoricsMathematicsInduced subgraphGraphFunction (biology)Discrete mathematicsVertex (graph theory)

Abstract

fetched live from OpenAlex

In earlier versions of the community discovering problem, the overlap between communities was restricted by a simple count upper-bound. In this paper, we introduce the [Formula: see text]-Packing with [Formula: see text]-Overlap problem to allow for more complex constraints in the overlap region than those previously studied. Let [Formula: see text] be all possible subsets of vertices of [Formula: see text] each of size at most [Formula: see text], and [Formula: see text] be a function. The [Formula: see text]-Packing with [Formula: see text]-Overlap problem seeks at least [Formula: see text] induced subgraphs in a graph [Formula: see text] subject to: (i) each subgraph has at most [Formula: see text] vertices and obeys a property [Formula: see text], and (ii) for any pair [Formula: see text], with [Formula: see text], [Formula: see text] (i.e., the pair [Formula: see text] does not conflict). We also consider a variant that arises in clustering applications: each subgraph of a solution must contain a set of vertices from a given collection of sets [Formula: see text], and no pair of subgraphs may share vertices from the sets of [Formula: see text]. In addition, we propose similar formulations for packing hypergraphs. We give an [Formula: see text] algorithm for our problems where [Formula: see text] is the parameter and [Formula: see text] and [Formula: see text] are constants, provided that: (i) [Formula: see text] is computable in polynomial time in [Formula: see text] and (ii) the function [Formula: see text] satisfies specific conditions. Specifically, [Formula: see text] is hereditary, applicable only to overlapping subgraphs, and computable in polynomial time in [Formula: see text] and [Formula: see text]. Motivated by practical applications we give several examples of [Formula: see text] functions which meet those conditions.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.006
metaresearch head score (Gemma)0.033
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Theoretical or conceptual · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.012
Threshold uncertainty score0.040

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0060.033
Meta-epidemiology (narrow)0.0030.002
Meta-epidemiology (broad)0.0040.003
Bibliometrics0.0020.006
Science and technology studies0.0030.003
Scholarly communication0.0040.015
Open science0.0040.006
Research integrity0.0050.006
Insufficient payload (model declined to judge)0.0120.002

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.038
GPT teacher head0.352
Teacher spread0.314 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designTheoretical or conceptual
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations1
Published2018
Admission routes1
Has abstractyes

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