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20 results for “ordinal data”

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cs.HCEmpiricalRecentJul 2, 2026

Adapting CCDF Plots for Visualizing Ordinal Regression Results

Abhraneel Sarma

The paper proposes using modified Complementary Cumulative Distribution Function (mCCDF) plots to visualize and communicate results of cumulative-link ordinal regression models for ordinal data.

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cs.CLcs.LGRecentMay 29, 2026

Pairwise Reference Alignment as a Model-Level Ordinal Observable

Mujing Li

The paper provides a formal statistical and conceptual framework for defining and measuring 'pairwise reference alignment,' which quantifies how well a model's scoring function agrees with a given ref…

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cs.DScs.DMTheoreticalRecentJun 11, 2026

(Un)ranking Permutation Classes

Nathanaël Hassler, Vincent Vajnovszki

This paper presents methods for ranking and unranking permutations avoiding a pattern of length three in lexicographic or colexicographic order.

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cs.CERecentMay 30, 2026

Higher-order Network Analysis of Human Mobility Data

Timothy LaRock, Chen Zhang, Jürgen Hackl

The paper introduces a higher-order network framework to compare observed and simulated human mobility data, demonstrating that while synthetic data is promising, current simulation models have specif…

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cs.NEcs.AIRecentMay 29, 2026

Linear Ordering Problem: Time for a Change

Fabrizio Fagiolo, Marco Baioletti, Valentino Santucci

The paper addresses limitations in the Linear Ordering Problem (LOP) by introducing a novel benchmark suite derived from current economic data and an algorithmic scheme to generate diverse, high-quali…

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cs.AIRecentMay 31, 2026

Emergent Ordinal Geometry in Transformers Trained on Local Comparisons

Nishit Singh

The paper demonstrates that Transformers trained on local comparisons implicitly learn a global, one-dimensional ordinal structure, mirroring the human ability to perform transitive inference.

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cs.CVcs.AIEmpiricalRecentJul 2, 2026

Efficient Waste Sorting for Circular Economy: A Confidence-guided comparison between One-Vs-All and One-Vs-Rest Classification Strategies with Human-in-the-Loop for Automated Waste Sorting

Mohammed Fahad Ali, Dominique Briechle, Marit Briechle-Mathiszig, Tobias Geger +1 more

This paper evaluates and compares OvA and OvR classification strategies for AI-based waste sorting solutions in German municipalities, focusing on the city of Goslar.

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cs.CRcs.DBRecentJul 24, 2026

trasgoDP: An Open Source Framework for Releasing Noised Tabular Microdata under Local Differential Privacy

Judith Sáinz-Pardo Díaz, Álvaro López García

trasgoDP is an open-source Python framework for releasing tabular and location data under local differential privacy and geo-indistinguishability guarantees.

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cs.DMTheoreticalRecentJun 12, 2026

The Genesis Sequence, Tree Records and Endofunctions

Enrica Duchi, Adrián Lillo, Pablo Puerto, Mercedes Rosas +1 more

The paper establishes bijections between tree records, girth of connected endofunctions, and genesis sequences, deriving generating functions for tree and forest record numbers using Cayley's tree fun…

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cs.LGstat.MLEmpiricalRecentJul 17, 2026

Do Generative Models Keep Time? A Time-Aware Evaluation of Synthetic Sequential Tabular Data

Kiwan Kwon, Kangmin Kim, Hojin Lee, Yeseong Jung +4 more

This paper proposes a taxonomy-guided evaluation protocol for temporal fidelity in synthetic sequential tabular data, measuring timestamp validity, cross-sectional structure, within-entity dynamics, a…

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cs.DBcs.DCEmpiricalRecentJun 12, 2026

Vivace: Exact Temporal OLAP over Interval Histories via Independent Serverless Execution

Woohyeok Park, Taeyoon Kim, Hyunjoon Kim, Kungyong Lee

This paper presents Vivace, a serverless system for exact temporal OLAP over interval histories, which addresses the issues of incomplete data and incorrect answers in serverless functions.

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cs.CLRecentMay 29, 2026

Reliable Multilingual Orthopedic Decision Support from Clinical Narratives: Language-Aware Adaptation and Verification-Guided Deferral

Danish Ali, Li Xiaojian, Sundas Iqbal, Farrukh Zaidi

The paper introduces a reliability-oriented framework, IndicBERT-HPA, for multilingual orthopedic decision support from clinical narratives, achieving high performance and significantly improving reli…

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cs.CCmath.CONEWTheoreticalJul 29, 2026

Upper bounds for the monotone rank of the unique disjointness matrix

Igor S. Sergeev

The paper provides tight bounds for the OR-rank and an upper bound for the SUM-rank of the unique disjointness matrix.

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cs.DMcs.DSTheoreticalRecentJul 8, 2026

Ranking and Rank Aggregation with Matroid Prefix Constraints

Seiei Ando, Yu Yokoi

This paper studies ranking and aggregation under Kendall tau distance with matroid or flag matroid constraints on prefixes.

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cs.CLcs.AIRecentJun 1, 2026

A Primer in Post-Training Reasoning Data: What We Know About How It Works

Yaoming Li, Guangxiang Zhao, Qilong Shi, Lin Sun +2 more

This paper synthesizes over 150 scattered studies and reports to provide the first comprehensive primer on post-training reasoning data, organizing the field around data objects, utility, construction…

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cs.ITcs.LGmath.STTheoreticalRecentJul 3, 2026

Open Problem: Is Interaction Necessary for Order-Optimal 1-bit Mean Estimation?

Ivan Lau, Jonathan Scarlett

This paper investigates the necessity of interaction for order-optimal 1-bit mean estimation in nonparametric finite-moment classes.

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cs.CCcs.PFcs.PLTheoreticalRecentJun 29, 2026

The Fourth-Root Complexity of Data Movement

Chen Ding

This paper analyzes data-access cost in a memory hierarchy and shows it scales with the fourth root of data size, predicting scalability.

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