Research
On-device research index

arXiv research

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.

169,341 papers · 148 categories

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6121824 · Oct 201919922001200920182026
48 results for 2D ECFP fingerprints

Method detects competitive inhibitory activity between compounds and proteins using tensor factorization.

problem Understanding the type of inhibitory interaction in drug design.
method Proposes Macau tensor factorization method to combine different measurement types into a single tensor.
result Can identify latent subspace separating IC50 and Ki measurements.

Study compares GNNs and classical molecular featurisations for molecular property and cliff prediction.

problem Comparing GNNs and classical featurisations for molecular property and cliff prediction.
method Systematic exploration and comparison of PDVs, ECFPs, and GNNs; introduction of substructure pooling.
result Sort & Slice outperforms hash-based folding in ECFP vectorization.

Chemception learns from molecule images to match expert QSAR models.

problem Predicting chemical properties without explicit chemistry knowledge.
method Developed a deep CNN architecture, Chemception, trained on 2D molecule images.
result Chemception outperforms MLPs in activity and solvation prediction.

AGML model improves indoor localization with sparse fingerprints using meta-learning and graph neural networks.

problem Maintaining high localization accuracy with extremely sparse fingerprints.
method Attentional Graph Neural Network (AGNN) and meta-learning framework with data augmentation strategies.
result AGML model consistently outperforms baseline methods across various metrics.

Persistent homology improves fingerprint classification accuracy.

problem Classifying fingerprints into arch, loop, and whorl groups.
method Applying topological data analysis (TDA) to 3D point clouds of oriented minutiae points and ink-roll images, using supervised learning.
result Achieves near state-of-the-art classification accuracy rates.

Improved indoor localization using multiple fingerprints from multiple antennas.

problem Susceptibility of single fingerprint approaches to changing environments and multi-path propagation.
method Fused Group of Fingerprints (FAGOT) via multiple antennas, parallel GOOF multiple classifiers, MUCUS fusion algorithm.
result Significantly improved prediction accuracy compared to single fingerprint approaches.

Fused Group of Fingerprints improves indoor localization accuracy and reduces fingerprint building time.

problem Susceptibility to changing environment, multipath, and NLOS propagation in SIOF; time-consuming fingerprint building.
method Building a GOOF from multiple antenna transformations, training GOOF-RF classifiers, SWIM fusion algorithm.
result Significantly improved localization accuracy and reduced fingerprint building time.

Complex-valued neural networks improve wireless fingerprinting robustness.

problem Distinguish between devices sending the same message, robust against spoofing.
method Used complex-valued neural networks for supervised learning of fingerprints from wireless signals.
result Noise augmentation by adding white Gaussian noise leads to significant performance gains.

BrainSurfCNN predicts task contrasts from resting-state fingerprints, improving accuracy over baseline.

problem Predicting task-evoked activity from resting-state functional connectivity.
method Surface-based convolutional neural network (BrainSurfCNN) with reconstructive-contrastive loss.
result Significantly improved accuracy in predicting task contrasts over baseline.

A new method for cross-matching fingerprints from different sensors.

problem Inefficiency in cross-matching fingerprints from different sensors.
method Co-occurrence of ridge orientations and Gabor-HoG descriptor fusion with CCA.
result Significant enhancement over state-of-the-art methods.

SMILES Transformer learns molecular fingerprints for drug discovery.

problem Poor performance of rule-based molecular fingerprints in shallow prediction models or small datasets.
method Unsupervised pre-training of a sequence-to-sequence language model on a corpus of SMILES.
result SMILES Transformer outperformed existing methods in small-data settings.

A new ML framework for RF fingerprinting across various applications.

problem Extracting unique RF fingerprints for specific emitter identification.
method Generic machine learning framework for automatic RF fingerprinting.
result Framework achieves superior performance compared to traditional methods.

Graph convolutions improve molecular modeling by leveraging graph structure.

problem Limited effectiveness of fingerprint representations in capturing molecular structure.
method Molecular graph convolutions, using graph structure encoding for machine learning.
result Graph convolutions enhance model's ability to utilize molecular graph information.

Paper proposes a SIMO DNN for indoor localization using Wi-Fi fingerprints.

problem Indoor localization with high accuracy and efficiency.
method Single-input and multi-output deep neural network architecture.
result SIMO-DNN scheme outperforms existing methods in floor detection and location accuracy.

Deep learning models can learn confounding factors instead of device fingerprints in wireless signals.

problem Learning device fingerprints from complex-valued deep neural networks in the presence of confounding factors.
method Investigating complex-valued deep neural networks (DNNs) to distinguish between wireless transmitters, focusing on clock drift and channel variations.
result DNNs learn confounding features rather than device-specific characteristics, requiring strategies to promote generalization.

CMDRNN predicts user location using WiFi fingerprints with deep learning.

problem Predicting user activity with WiFi fingerprints is challenging due to high dimensionality.
method Combines CNN, RNN, and MDN to model high-dimensional time-series data.
result CMDRNN effectively predicts user location using WiFi fingerprints.

The paper tackles AI for fingerprinting localization, reducing training data and adapting models.

problem Training cumbersome databases and adapting algorithms for similar environments.
method Data augmentation and transfer learning for deep neural networks.
result Models can be fine-tuned for similar environments with significantly less training data.

This paper introduces a new method to evaluate multiple policies simultaneously.

problem Estimating the value of many policies for a single set of states.
method Developed a scalable, differentiable fingerprinting mechanism to represent complex policies.
result The method can produce policies that outperform those that generated the training data, in zero-shot manner.

Paper presents a new method to detect process differences at the trace level using mutual fingerprints.

problem Low-level granularity in process variant analysis leads to many false differences.
method Develops a mutual fingerprint technique to encode entire process traces for comparison.
result Mutual fingerprint method reveals significant differences not detected by existing techniques.

Study optimizes Sigfox-based RSSI fingerprinting for outdoor localization.

problem Lack of publicly available datasets for Sigfox-based outdoor localization.
method Tuning hyperparameters and data transformations for kNN method.
result Mean localization error of 298 meters, median error of 109 meters.

Paper tackles indoor localization issues with reduced dimensionality and improved fingerprint matching.

problem Curse of dimensionality and asymmetric matching in fingerprint-based indoor localization.
method Proposes a semi-supervised RSS dimensionality reduction algorithm and integrates it with a fingerprint-based algorithm.
result Improves indoor localization accuracy by reducing dimensionality and addressing matching issues.

FPO optimizes policies for robust reinforcement learning by adjusting environment variables.

problem Slow learning or suboptimal policies due to unobservable environment variables.
method FPO uses Bayesian optimization to select optimal environment variable distributions.
result FPO efficiently learns robust policies for rare events.

We introduce a convolutional neural network that operates directly on graphs. These networks allow end-to-end learning of prediction pipelines whose inputs are graphs of arbitrary size and shape. The architecture we present generalizes standard molecular feature extraction methods based on circular fingerprints. We sho…

2015-09-30abs ↗pdf ↗

Two deep learning models improve indoor location prediction from WiFi fingerprints.

problem Indoor location prediction from WiFi fingerprints.
method Convolutional mixture density recurrent neural network and VAE-based semi-supervised learning model.
result Proposed models outperform existing methods in real-world datasets.

Lower bounds on private estimation of Gaussian covariance matrices.

problem Private estimation of Gaussian covariance matrices under various parameter regimes.
method Stein-Haff identity and fingerprinting lemma extensions.
result Lower bounds match existing upper bounds in the widest known parameters.

New DNN architecture for indoor localization in multi-story buildings.

problem Scalable indoor localization in complex multi-story buildings.
method Stacked autoencoder and feed-forward classifier for multi-label classification.
result Near state-of-the-art performance with lower complexity and energy consumption.

Symmetry-electronic fingerprints reveal competing magnetic phases in two-dimensional materials.

problem Predicting magnetic ground states, moments, and anisotropy in two-dimensional magnets.
method Introduce the symmetry-electronic fingerprint (SEF), a physically interpretable representation that encodes crystallographic symmetry operations, Wyckoff-site geometry, and site-resolved electronic structure.
result SEF-trained models accurately classify magnetic ordering and regress moments alongside anisotropy energies.

GEE detects and explains network anomalies without labeled data.

problem Detecting and explaining network anomalies without labeled data.
method GEE combines VAE for anomaly detection and gradient-based fingerprinting for explanation.
result GEE effectively detects and explains various network anomalies.

New lower bounds for private covariance estimation of Gaussian distributions are proven.

problem Proving tight lower bounds for private estimation tasks under differential privacy.
method Generalized fingerprinting method for exponential families and private Assouad method.
result Tight lower bounds for private covariance estimation in Frobenius and spectral norms.

Deep learning predicts protein-small molecule binding.

problem Insufficient benchmark datasets for structure-based virtual screening.
method Learnable atom convolution, non-linear transformation, inner-product for binding potential prediction.
result New benchmark dataset improves testing of structure-based virtual screening methods.