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Discuss several tricks for solving twenty question problems which in this paper is depicted as a guessing game. Player tries to find a ball in twenty boxes by asking as few questions as possible, and these questions are answered by only…

Information Theory · Computer Science 2009-06-17 Barco You

Huffman coding is often presented as the optimal solution to Twenty Questions. However, a caveat is that Twenty Questions games always end with a reply of "Yes," whereas Huffman codewords need not obey this constraint. We bring resolution…

Information Theory · Computer Science 2010-03-01 John T. Gill , William Wu

The 20 Questions (Q20) game is a well known game which encourages deductive reasoning and creativity. In the game, the answerer first thinks of an object such as a famous person or a kind of animal. Then the questioner tries to guess the…

Human-Computer Interaction · Computer Science 2026-02-10 Huang Hu , Xianchao Wu , Bingfeng Luo , Chongyang Tao , Can Xu , Wei Wu , Zhan Chen

New chat AI applications like ChatGPT offer an advanced understanding of question context and memory across multi-step tasks, such that experiments can test its deductive reasoning. This paper proposes a multi-role and multi-step challenge,…

Artificial Intelligence · Computer Science 2023-01-05 David Noever , Forrest McKee

20 Questions (20Q) is a two-player game. One player is the answerer, and the other is a questioner. The answerer chooses an entity from a specified domain and does not reveal this to the other player. The questioner can ask at most 20…

Information Retrieval · Computer Science 2019-11-14 Alvin Dey , Harsh Kumar Jain , Vikash Kumar Pandey , Tanmoy Chakraborty

Almost all the knowledge empowered applications rely upon accurate knowledge, which has to be either collected manually with high cost, or extracted automatically with unignorable errors. In this paper, we study 20 Questions, an online…

Artificial Intelligence · Computer Science 2018-06-25 Yihong Chen , Bei Chen , Xuguang Duan , Jian-Guang Lou , Yue Wang , Wenwu Zhu , Yong Cao

This paper presents a web-based demonstration of Emotion Twenty Questions (EMO20Q), a dialog game whose purpose is to study how people describe emotions. EMO20Q can also be used to develop artificially intelligent dialog agents that can…

Computation and Language · Computer Science 2022-10-06 Abe Kazemzadeh , Adedamola Sanusi , Huihui , Nie

Although many game-theoretic models replicate real interactions that often rely on natural language, explicit study of games where language is central to strategic interaction remains limited. This paper introduces the \emph{conversation…

Artificial Intelligence · Computer Science 2025-01-31 Kaveh Aryan

`Twenty questions' is a guessing game played by two players: Bob thinks of an integer between $1$ and $n$, and Alice's goal is to recover it using a minimal number of Yes/No questions. Shannon's entropy has a natural interpretation in this…

Data Structures and Algorithms · Computer Science 2018-11-07 Yuval Dagan , Yuval Filmus , Daniel Kane , Shay Moran

Minority game is a model of heterogeneous players who think inductively. In this game, each player chooses one out of two alternatives every turn and those who end up in the minority side wins. It is instructive to extend the minority game…

Statistical Mechanics · Physics 2007-05-23 F. K. Chow , H. F. Chau

In a guessing game, players guess the value of a random real number selected using some probability density function. The winner may be determined in various ways; for example, a winner can be a player whose guess is closest in magnitude to…

Computer Science and Game Theory · Computer Science 2016-07-11 Anthony Mendes , Kent E. Morrison

We propose a two-agent game wherein a questioner must be able to conjure discerning questions between sentences, incorporate responses from an answerer, and keep track of a hypothesis state. The questioner must be able to understand the…

Computation and Language · Computer Science 2019-08-14 Peter Potash , Kaheer Suleman

We introduce GuessWhat?!, a two-player guessing game as a testbed for research on the interplay of computer vision and dialogue systems. The goal of the game is to locate an unknown object in a rich image scene by asking a sequence of…

Artificial Intelligence · Computer Science 2017-02-08 Harm de Vries , Florian Strub , Sarath Chandar , Olivier Pietquin , Hugo Larochelle , Aaron Courville

In a parallel with the 20 questions game, we present a method to determine whether two large language models (LLMs), placed in a black-box context, are the same or not. The goal is to use a small set of (benign) binary questions, typically…

Computation and Language · Computer Science 2024-09-17 Gurvan Richardeau , Erwan Le Merrer , Camilla Penzo , Gilles Tredan

We introduce an evolutionary game with feedback between perception and reality, which we call the reality game. It is a game of chance in which the probabilities for different objective outcomes (e.g., heads or tails in a coin toss) depend…

General Finance · Quantitative Finance 2009-02-09 Dmitriy Cherkashin , J. Doyne Farmer , Seth Lloyd

Large language models (LLMs) are effective at answering questions that are clearly asked. However, when faced with ambiguous queries they can act unpredictably and produce incorrect outputs. This underscores the need for the development of…

Computation and Language · Computer Science 2024-02-22 Yizhe Zhang , Jiarui Lu , Navdeep Jaitly

At the beginning of 2022, a simplistic word-guessing game took the world by storm and was further adapted to many languages beyond the original English version. In this paper, we examine the strategies of daily word-guessing game players…

Computation and Language · Computer Science 2024-12-16 Matīss Rikters , Sanita Reinsone

Large Language Models (LLMs) are increasingly deployed in real-world scenarios where they may lack sufficient information to complete a given task. In such settings, the ability to actively seek out missing information becomes a critical…

Computation and Language · Computer Science 2026-02-03 Langyuan Cui , Chun Kai Ling , Hwee Tou Ng

As Generative AI becomes a key component in physics education, a significant ethical challenge has emerged: the tendency of students to anthropomorphize Large Language Models (LLMs), treating them as authoritative "oracles" that retrieve…

Physics Education · Physics 2026-02-03 Eugenio Tufino

"Guess Who?" is a popular two player game where players ask "Yes"/"No" questions to search for their opponent's secret identity from a pool of possible candidates. This is modeled as a simple stochastic game. Using this model, the optimal…

Probability · Mathematics 2025-11-24 Mihai Nica
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