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A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.

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116232348464 · Jun 202019922001200920182026
48 results for Feature Transfer

Successor Features improve transfer in RL by decoupling feature and reward.

problem Improving feature representation for task transfer in reinforcement learning.
method Decouples feature representation from reward function, allowing domain transfer.
result Advantages and limitations of Successor Features for transfer identified.

Interventional domain adaptation improves feature transferability by removing spurious correlations.

problem Improper feature transferability due to spurious correlations in domain adaptation.
method Intervention strategy using unlabeled target data to generate counterfactual features and train discriminability invariance.
result Consistent performance improvements over state-of-the-art approaches in various domain adaptation tasks.

AdaTrans adapts to feature and sample transfer in high-dimensional regression.

problem High-dimensional linear regression with more features than samples.
method F-AdaTrans and S-AdaTrans methods using fused-penalties and adaptive weights.
result AdaTrans achieves convergence rates close to oracle estimators and near-minimax optimal rates.

Model Features improve transfer in reinforcement learning by clustering states.

problem Improving knowledge transfer between tasks with shared transition dynamics.
method Introduces Model Features, a feature representation that clusters behaviourally equivalent states.
result Learning Successor Features is equivalent to learning a Model-Reduction.

The paper investigates what enables successful transfer learning and separates feature reuse from data statistics.

problem Understanding what enables successful transfer learning and identifying the responsible parts of the network.
method Analyzes transfer learning on block-shuffled images to distinguish feature reuse from data statistics.
result Some benefit of transfer learning comes from learning low-level statistics of data, not just feature reuse.

New theory explains when pre-trained models can improve downstream tasks.

problem Lack of theoretical understanding of task similarity for transfer learning.
method Feature-centric viewpoint, theoretical results on transferability phase diagram.
result Transfer learning outperforms training from scratch when target task is well represented in feature space.

A method for clustering using transfer learning from similar labeled data.

problem Clustering with datasets having different features and labeled data.
method Constructing meta-features to describe structural characteristics of data and transferring them between source and target domains.
result The method is efficient and works under arbitrary feature descriptions of source and target domains with smaller complexity.

Proposes a new model to predict polymer properties by integrating various data types.

problem Inaccurate polymer property prediction due to separate modeling of different data types.
method Multi-modal cascade feature transfer using GCN for chemical structure and molecular descriptors.
result Empirically evaluated model shows higher predictive performance than single-feature approaches.

ImageNet models transfer well across datasets but not fine-grained ones.

problem Evaluation of transfer learning between ImageNet and other vision tasks.
method Comparison of 16 classification networks on 12 datasets, focusing on ImageNet and fine-tuned settings.
result Strong correlation between ImageNet accuracy and transfer accuracy, but limited transfer to fine-grained tasks.

Deep features transfer well across datasets, improving generalization and training speed.

problem Understanding why deep features transfer well across different datasets.
method Analyzed transferability from improved generalization, optimization, and feasibility perspectives.
result Transferred models find flatter minima and have more favorable loss landscapes, leading to better training.

Learn generic latent relational graphs for better transfer learning.

problem Lack of transferable structured graphical representations in deep transfer learning.
method Unsupervisedly learned latent relational graphs from unlabeled data.
result Improves performance on various downstream tasks.

New method improves blackbox attack transferability by perturbing feature hierarchy.

problem Improving transferability of blackbox attacks across different models and datasets.
method Perturbs representations throughout feature hierarchy to mimic other classes.
result Achieves 10x increase in targeted success rate compared to other methods.

VUSFA improves transfer learning for target-driven navigation in AI2THOR.

problem Improving transfer reinforcement learning for complex visual navigation tasks.
method Introducing SFDP and Variational Information Bottlenecks to A3C agent.
result VUSFA achieves state-of-the-art performance and generalizability.

A simple strategy prevents negative transfer in transfer learning.

problem Negative transfer in transfer learning where source representations harm target performance.
method Residual feature integration with a trainable target-side encoder.
result The method provably prevents negative transfer with theoretical guarantees.

New research shows deep models learn sparse features, limiting transfer learning; ensembling improves performance.

problem Sparse feature learning in deep models limits transfer learning performance.
method Developed a theoretical framework and proposed an ensembling strategy to aggregate multiple models.
result Ensembling yields a 9% improvement in transfer accuracy without extra pretraining cost.

Proposes TFCL to mitigate negative transfer in MTL by collaborating across features and tasks.

problem Negative transfer in Multi-Task Learning (MTL) due to dissimilar tasks.
method Task-Feature Collaborative Learning (TFCL) with heterogeneous block-diagonal structure regularizer and optimization method.
result Global convergence and block-diagonal structure recovery guarantees.

RTFE provides adversarial robustness to multiple models.

problem Adversarial examples can transfer to other models, compromising robustness.
method Proposes RTFE, a deep learning-based pre-processing mechanism.
result RTFE provides adversarial robustness to multiple independently trained classifiers.

Proposes TFDF to learn transferable and discriminative features for unsupervised domain adaptation.

problem Difficult to induce supervised classifier without labeled data in unsupervised domain adaptation.
method TFDF optimizes transferability and discriminability by aligning distributions and minimizing class confusion.
result TFDF achieves better performance on real-world datasets compared to existing methods.

Study shows how deep network representations can be transferred between datasets and tasks.

problem Transferability of deep network representations across datasets and tasks.
method Examined layer-wise transferability of representations in deep networks across multiple datasets and tasks.
result Interesting empirical observations on layer-wise transferability of representations.

We consider a transfer-learning problem by using the parameter transfer approach, where a suitable parameter of feature mapping is learned through one task and applied to another objective task. Then, we introduce the notion of the local stability and parameter transfer learnability of parametric feature mapping,and th…

2016-10-27abs ↗pdf ↗

Enhances adversarial example transferability by fine-tuning existing examples.

problem Adversarial examples are often overfit to a source model, limiting black-box transferability.
method Intermediate Level Attack (ILA) fine-tunes adversarial examples on a pre-specified layer of the source model.
result ILAs achieve high transferability to target models without knowledge of their architecture.

DELTA improves transfer learning by aligning feature maps of target networks.

problem Limited accuracy in fine-tuning pre-trained networks for new tasks.
method DELTA preserves outer layer outputs of target networks through constrained feature maps learned by attention.
result DELTA outperforms state-of-the-art methods in accuracy for new tasks.

This work investigates how neural collapse improves transfer learning for large-scale models.

problem Improving transfer learning for large-scale models with limited labeled data.
method Investigates neural collapse and develops a fine-tuning method using skip-connections.
result Feature collapse on downstream data correlates with higher transfer accuracy.

FRA-Attack improves adversarial transferability for closed-source MLLMs by aligning visual focus across models.

problem Improving adversarial transferability for closed-source MLLMs, especially with high accuracy.
method Unified frequency-domain regularization approach: high-pass DCT objective for feature alignment and Frequency-domain Gradient Regularization (FGR) for gradient optimization.
result FRA-Attack achieves superior cross-model transferability, especially on GPT-5.4, Claude-Opus-4.6, and Gemini-3-flash.

Method transfers feature representation from large to small models using perception coherence.

problem Transfer feature representation from large to small models.
method Defines perception coherence, proposes loss function to minimize.
result Method outperforms or achieves on-par performance compared to strong baseline methods.

Transfer learning and data augmentation improve stock classification performance.

problem Challenges in stock classification due to noise and volatility.
method Pre-trained model on S&P500 index features, transfer learning to new models, data augmentation on feature space.
result Augmentation on feature space leads to 20% increase in risk-adjusted returns.

Method uses random forest with distance covariance for transfer learning in healthcare.

problem Transfer learning in random forests with sparse differences between source and target.
method Distance covariance-based feature weights in residual random forest.
result Upper bound on mean square error rate for transfer learning in RF.

Algorithm identifies and transfers unstable features to create robust classifiers.

problem Developing unbiased classifiers from input-label pairs alone.
method Contrast different data environments in source tasks to encode unstable features, then cluster target task data and minimize worst-case risk.
result Our method maintains robustness across synthetic and real-world environments.

Paper improves few-shot classification accuracy using feature distribution preprocessing.

problem Challenges of few-shot classification due to limited labelled samples.
method Proposes a novel transfer-based method that preprocesses feature vectors to Gaussian-like distributions and uses optimal-transport inspired algorithms.
result Achieves state-of-the-art accuracy on standardized vision benchmarks.

SF-DQN improves RL transfer by learning successor features.

problem Transfer RL with shared dynamics but different reward functions.
method Decomposes Q-function into SF and reward mapping; uses GPI for policy improvement.
result SF-DQN with GPI converges faster and generalizes better than traditional RL methods.

Method learns feature map between source and target domains for high-dimensional regression with missing features.

problem High-dimensional regression with differing feature sets in target and source domains.
method First learns a feature map between missing and observed features using source data, then imputes missing features in target domain, and performs two-step transfer learning for penalized regression.
result Developed upper bounds on estimation and prediction errors for HTL, showing dependence on model complexity, sample size, feature map quality, and domain differences.

Proposes KTAN for better training of student networks with both intermediate representations and probability distributions.

problem Reduces large computation and storage cost of deep networks by transferring generalization ability.
method Holistically considers intermediate representations and probability distributions; uses a Teacher-to-Student layer and adversarial learning.
result Significantly improves performance of student networks on image classification and object detection tasks.

Domain adaptation is the supervised learning setting in which the training and test data are sampled from different distributions: training data is sampled from a source domain, whilst test data is sampled from a target domain. This paper proposes and studies an approach, called feature-level domain adaptation (FLDA), …

2015-12-15abs ↗pdf ↗

A new method transfers adversarial robustness from teacher to student using feature distillation.

problem Adversarial robustness transfer across different models and tasks.
method Guided Adversarial Contrastive Distillation (GACD) with contrastive learning and sample reweighted estimation.
result GACD effectively transfers adversarial robustness from teacher to student, achieving comparable or better results.