FraPPE: Fast and Efficient Preference-based Pure Exploration

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Bibliographic Details
Main Authors:	Das, Udvas, Shukla, Apurv, Basu, Debabrota
Format:	Preprint
Published:	2025
Subjects:	Machine Learning Artificial Intelligence Optimization and Control Statistics Theory
Online Access:	Acceder al recurso
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Preference-based Pure Exploration
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Learning to Explore with Lagrangians for Bandits under Unknown Linear Constraints
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Straight-Through meets Sparse Recovery: the Support Exploration Algorithm
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Inverse Mixed-Integer Programming: Learning Constraints then Objective Functions
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Precise gradient descent training dynamics for finite-width multi-layer neural networks
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Learning to Fuse Temporal Proximity Networks: A Case Study in Chimpanzee Social Interactions
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Statistical and Algorithmic Foundations of Reinforcement Learning
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Decoupled Continuous-Time Reinforcement Learning via Hamiltonian Flow
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Byzantine Machine Learning: MultiKrum and an optimal notion of robustness
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Sinkhorn Based Associative Memory Retrieval Using Spherical Hellinger Kantorovich Dynamics
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A Differential and Pointwise Control Approach to Reinforcement Learning
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Training Dynamics of Multi-Head Softmax Attention for In-Context Learning: Emergence, Convergence, and Optimality
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Sail into the Headwind: Alignment via Robust Rewards and Dynamic Labels against Reward Hacking
by: Rashidinejad, Paria, et al.
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Optimism Stabilizes Thompson Sampling for Adaptive Inference
by: Yan, Shunxing, et al.
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Smooth Non-Stationary Bandits
by: Jia, Su, et al.
Published: (2023)

Piecewise Polynomial Regression of Tame Functions via Integer Programming
by: Bareilles, Gilles, et al.
Published: (2023)

The Fair Game: Auditing & Debiasing AI Algorithms Over Time
by: Basu, Debabrota, et al.
Published: (2025)

Differentially Private High Dimensional Bandits
by: Shukla, Apurv
Published: (2024)

Geometry-induced Regularization in Deep ReLU Neural Networks
by: Bona-Pellissier, Joachim, et al.
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Efficient Group Lasso Regularized Rank Regression with Data-Driven Parameter Determination
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Data-Efficient Non-Gaussian Semi-Nonparametric Density Estimation for Nonlinear Dynamical Systems
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Fast convergence of the Expectation Maximization algorithm under a logarithmic Sobolev inequality
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Convergence of flow-based generative models via proximal gradient descent in Wasserstein space
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Comparing Few to Rank Many: Active Human Preference Learning using Randomized Frank-Wolfe
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Fast Spawn\&Prune (FS\&P): Global convergence of stochastic conic particle gradient descent via birth/death process
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Analytic Bridge Diffusions for Controlled Path Generation
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Causal Invariance Learning via Efficient Nonconvex Optimization
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A Graphical Global Optimization Framework for Parameter Estimation of Statistical Models with Nonconvex Regularization Functions
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ECPv2: Fast, Efficient, and Scalable Global Optimization of Lipschitz Functions
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Delightful Exploration
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Stochastic Optimization with Optimal Importance Sampling
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Joint learning of a network of linear dynamical systems via total variation penalization
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A review of NMF, PLSA, LBA, EMA, and LCA with a focus on the identifiability issue
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Error Analysis of Triangular Optimal Transport Maps for Filtering
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Online Inference of Constrained Optimization: Primal-Dual Optimality and Sequential Quadratic Programming
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Mixing Times and Privacy Analysis for the Projected Langevin Algorithm under a Modulus of Continuity
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Extreme mass distributions for quasi-copulas
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Learning an Optimal Assortment Policy under Observational Data
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An Elementary Proof of the Near Optimality of LogSumExp Smoothing
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// Anecdotal testing Today and Yesterday seems to indicate destroy() // is called by the garbage collector and everything is good. // Something to keep in mind though. return 0; } /** * Write function that is called when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ public function write($sessId, $data): bool { if ($this->writesDisabled) { return true; } return $this->saveSession($sessId, $data); } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ abstract protected function saveSession($sessId, $data): bool; }

* * @return void */ public function writeClose() { // The assumption is that we're using PHP's ext/session. // session_write_close() will actually overwrite $_SESSION with an // empty array on completion -- which leads to a mismatch between what // is in the storage object and $_SESSION. To get around this, we // temporarily reset $_SESSION to an array, and then re-link it to // the storage object. // // Additionally, while you _can_ write to $_SESSION following a // session_write_close() operation, no changes made to it will be // flushed to the session handler. As such, we now mark the storage // object isImmutable. $storage = $this->getStorage(); if (! $storage->isImmutable()) { $_SESSION = $storage->toArray(true); session_write_close(); $storage->fromArray($_SESSION); $storage->markImmutable(); } } /** * Attempt to set the session name * * If the session has already been started, or if the name provided fails * validation, an exception will be raised. * * @param string $name * @return SessionManager * @throws Exception\InvalidArgumentException */ public function setName($name) { if ($this->sessionExists()) { throw new Exception\InvalidArgumentException( 'Cannot set session name after a session has already started'

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