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.

169,291 papers · 148 categories

Trend · papers per month

3671107142 · Jun 202019922001200920182026
48 results for Pairwise interactions

The study analyzes neural interactions using an Ising model to reveal contributions of pairwise interactions to sparseness and fluctuation.

problem Understanding the contributions of pairwise interactions to sparseness and fluctuation in neural activity.
method Inference methods for a time-dependent Ising model to analyze neural interactions and estimate time-dependent neural interactions with credible intervals.
result Pairwise interactions contribute to increasing sparseness and fluctuation in neural activity.

Automated tests detect interactions in unstructured data.

problem Detecting interactions between latent variables in low-dimensional systems.
method Derive two interaction tests based on pairwise interventions and integrate them into an active learning pipeline.
result Tests can identify more known biological interactions than random search and standard active learning baselines.

PIN models feature interactions using a neural network that mimics decision trees.

problem Modeling feature interactions in tabular data for predictive modeling.
method Tree-like Pairwise Interaction Network (PIN) architecture that captures pairwise feature interactions through a shared feed-forward neural network.
result PIN outperforms traditional and modern neural networks benchmarks in predictive accuracy.

Study shows attention-style models learn pairwise interactions efficiently.

problem Learning pairwise interactions in attention-style models.
method Proved minimax rate of convergence for learning pairwise interactions.
result Minimax rate is M2β2β+1M^{-\frac{2β}{2β+1}} independent of embedding dimension and token number.

New methods for estimating gradients of expectations using pairwise interactions.

problem Estimating gradients of expectations for complex models.
method Introducing new pairwise stochastic gradient estimators based on the log-derivative trick and reparameterisation.
result New estimators are unbiased and offer variance reduction compared to the log-derivative estimator.

Paper tackles interactive learning with noisy labels and comparisons, showing how comparison oracles can improve learning efficiency.

problem Interactive learning with noisy labels and comparisons.
method Characterizes comparison oracle as threshold function learning problem, presents algorithm with query complexity analysis.
result Lower bounds show almost optimal label and total query complexity.

GAMI-Net improves neural network interpretability while maintaining accuracy.

problem Lack of interpretability in neural network models.
method GAMI-Net is a disentangled feedforward network with multiple additive subnetworks designed for capturing main effects and pairwise interactions, considering sparsity, heredity, and marginal clarity.
result GAMI-Net achieves superior interpretability and competitive prediction accuracy compared to explainable boosting machine and other models.

This study explores how feature graphs enhance GNNs' performance in modeling interactions.

problem Improving GNNs' ability to model feature interactions effectively.
method Investigates feature graphs and their importance in GNNs, using experiments and theoretical support.
result Edges between interacting features are crucial for GNNs, while non-interaction edges can degrade performance.

Bayesian neural networks detect complex interactions with uncertainty.

problem Estimating global pairwise interaction effects with uncertainty.
method Bayesian neural network for modeling interactions, GEH for estimating interaction effects.
result The method empirically outperforms alternatives and detects interpretable interactions.

Researchers discover phase transitions in estimating object ranks from pairwise interactions.

problem Estimating the underlying ranks of objects from pairwise comparisons or collaborations.
method Characterized optimal statistical error rates for various signal-to-noise ratios.
result Phase transitions between optimal error rates of polynomial, exponential, zero, and trivial.

R-SQAIR adds relational bias to sequential object attention models for better object interactions.

problem Traditional sequential multi-object attention models struggle with relational inferences.
method Proposes R-SQAIR, a relational extension of SQAIR with a parallel pairwise interaction module.
result Demonstrates gains in object relations and combinatorial generalization over sequential mechanisms.

Spin models' simplicity depends on interaction arrangements, not just order.

problem Understanding the simplicity of spin models with various interactions.
method Analyzing the stochastic complexity of spin models with interactions of arbitrary order.
result Models with localized dependencies are simpler than fully connected pairwise models.

Study reveals self-attention's role in learning and generalizing interactions.

problem Understanding self-attention's theoretical role in neural architectures.
method Interacting entities analysis, including multi-agent RL and genetic sequences.
result Self-attention efficiently represents, learns, and generalizes pairwise interactions.

To date, testing interactions in high dimensions has been a challenging task. Existing methods often have issues with sensitivity to modeling assumptions and heavily asymptotic nominal p-values. To help alleviate these issues, we propose a permutation-based method for testing marginal interactions with a binary respons…

2012-06-27abs ↗pdf ↗

Financial markets are a typical example of complex systems where interactions between constituents lead to many remarkable features. Here, we show that a pairwise maximum entropy model (or auto-logistic model) is able to describe switches between ordered (strongly correlated) and disordered market states. In this frame…

2012-10-31abs ↗pdf ↗

Novel ML model predicts solvation free energies from atom interactions.

problem Predicting solvation free energies from atomistic interactions.
method Two encoding functions extract atomic feature vectors, interactions calculated by inner product.
result Outstanding performance and transferability on 6,493 experimental measurements.

This work maps Boltzmann distributions to ARNNs for better physics-based model approximations.

problem Approximating Boltzmann distributions of binary systems.
method Exact mapping of Boltzmann distribution to autoregressive neural network architecture.
result New ARNN architectures derived from physical models show superior performance.

We investigate a generic problem of learning pairwise exponential family graphical models with pairwise sufficient statistics defined by a global mapping function, e.g., Mercer kernels. This subclass of pairwise graphical models allow us to flexibly capture complex interactions among variables beyond pairwise product. …

2013-11-21abs ↗pdf ↗

Study higher-order interactions in networks, proposing link prediction as a new benchmark.

problem Understanding higher-order interactions in complex systems.
method Temporal analysis of 19 datasets, focusing on interactions involving more than two nodes.
result Higher-order interactions are consistent across different systems, with tie strength and edge density influencing their presence.

Paper learns interaction laws from multiple trajectories of heterogeneous systems.

problem Estimating unknown interaction laws from multiple trajectories of heterogeneous systems.
method Nonparametric learning of interaction kernels based on pairwise distances, with convergence guarantees in L2L^2 space.
result Estimators converge at optimal min-max rate for 1-dimensional nonparametric regression.

Dynamic Vine Copulas detect and quantify time-varying higher-order interactions in multivariate systems.

problem Time-varying dependence in multivariate systems, including tail behavior, asymmetry, and conditional structure.
method Dynamic Vine Copulas (DVC) framework for estimating and diagnosing non-Gaussian dependence, using fixed-root-order C-vines and smooth parameter trajectories.
result DVC detects and quantifies time-varying higher-order interactions, distinguishing between pairwise and conditional dependence.

Unified model detects anomalies in heterogeneous categorical events.

problem Detecting anomalies in events with mixed types and large event space.
method APE model that embeds entities into a latent space and models event probability via pairwise interactions.
result Our model outperforms state-of-the-art techniques in detecting anomalies.

Proposes a new method to better understand complex system interactions.

problem Current methods like Granger causality and transfer entropy fail to capture higher-order interactions.
method Introduces a generalized approach to capture multivariate causal interactions.
result The method can distinguish causal roles in synergetic interactions.

CAN approximates explicit feature interactions for CTR prediction.

problem Learning explicit feature interactions from sparse features.
method Co-Action Network approximates explicit pairwise feature interactions without introducing too many additional parameters.
result CAN outperforms state-of-the-art CTR models and the cartesian product method.

Financial markets are a classical example of complex systems as they comprise many interacting stocks. As such, we can obtain a surprisingly good description of their structure by making the rough simplification of binary daily returns. Spin glass models have been applied and gave some valuable results but at the price…

2012-06-20abs ↗pdf ↗

Graph neural network predicts vehicle interactions and trajectories for autonomous driving.

problem Predicting future motion of vehicles in traffic scenes.
method Graph neural network that jointly predicts interaction modes and 5-second future trajectories.
result Jointly predicting trajectories and interaction modes leads to lower trajectory error.

Study infers evolutionary interactions from protein sequences using regularization methods.

problem Inferring evolutionary interactions from protein sequences.
method Regularization methods, including L2L_2 for fields and group L1L_1 for couplings, with parameter tuning.
result Effective regularization parameters for sparse couplings improve accuracy.