Detects out-of-domain cases with limited training data.
problem Detecting out-of-domain cases with insufficient in-domain training data.
method Proposes an OOD-resistant Prototypical Network.
result Outperforms state-of-the-art methods in zero-shot OOD detection.
BADAC combines Bayesian methods for anomaly detection and classification.
problem Statistical uncertainties in machine learning algorithms, especially for anomaly detection.
method Unified hierarchical Bayesian framework that marginalizes over unknown data values.
result BADAC outperforms standard algorithms in classification and anomaly detection with uncertainties.
We show linear XOR classification is possible and propose equality separation for anomaly detection.
problem Linearly separating XOR data.
method Equality separation, adapting SVM objective for data within/outside margin.
result Equality separation can detect both seen and unseen anomalies.
OCLEP+ detects anomalies and intrusions with short patterns.
problem Detecting anomalies and intrusions in minimal data.
method One-class Classification using Length statistics of Emerging Patterns Plus.
result Effective detection of anomalies and intrusions with minimal data.
Detects changes in classifier scores to identify shifts in class priors.
problem Label shift changes in classification data.
method Sequential changepoint detection of classifier scores.
result Outperforms other detection procedures in label shift settings.
Integrates outlier detection into neural networks for improved performance.
problem Lack of competency awareness in machine learning systems, especially in detecting outliers.
method Null Space Analysis (NuSA) of neural networks, computing and controlling null space projection.
result NuSA-trained networks maintain classification performance and detect outliers effectively.
The paper evaluates classification and outlier detection algorithms for temporal data.
problem Improving accuracy in classification and outlier detection for temporal data.
method Comparison of six fast algorithms on various time-series datasets.
result Gradient Boosting Machines are best for classification, but no single algorithm is best for outlier detection.
Study proposes using auxiliary classification to improve unsupervised anomaly detection.
problem Challenging anomaly detection in high-dimensional data.
method Use of an auxiliary classification task to extract features from unlabelled data by supervised learning.
result Our feature learning approach yields best anomaly detection performance.
Paper proposes a k-NN classifier for detecting spike-and-wave seizures in EEG.
problem Early detection of epileptic seizures in EEG signals.
method Uses t-location-scale distribution and k-nearest neighbors classifier.
result Demonstrates improved classification accuracy, sensitivity, and specificity on real data.
Study improves pollen detection in optical and holographic images using deep learning.
problem Improving pollen detection accuracy in holographic microscopy images.
method Used YOLOv8s for detection and MobileNetV3L for classification, addressing performance gaps through dataset expansion and automated labeling.
result Significant improvement in detection and classification performance on holographic images.
New mutual information measure improves classification and community detection accuracy.
problem Standard mutual information measure can be inaccurate under real-world conditions.
method Corrected mutual information measure that accounts for all cases.
result Improved mutual information measure reduces errors in classification and community detection.
ED2 uses active learning to detect errors with minimal labeled data.
problem Error detection requires user-defined parameters and rules, limiting user expertise.
method ED2 employs a two-stage active learning approach with multi-classifier sampling and multi-column features.
result ED2 achieves high detection accuracy with less than 1% labeled data.
Detects drifts in data for classification tasks using constrained embeddings.
problem Drifts in data affect model performance; unsupervised methods ignore label information.
method Task-sensitive semi-supervised drift detection with constrained low-dimensional embedding.
result Successfully detects real drifts affecting classification performance.
Paper proposes a method to detect adversarial examples that can resist norm-constrained attacks.
problem Vulnerabilities of deep neural networks to adversarial examples in sensitive domains.
method Train K binary classifiers to distinguish between clean data and adversarially perturbed samples, use at test time to classify inputs.
result Proposed method can resist norm-constrained white-box attacks.
Deep learning models detect and classify log anomalies.
problem Anomaly detection in unstructured log data.
method Auto-LSTM, Auto-BLSTM, and Auto-GRU models for feature extraction.
result Models outperform other algorithms on various log data sets.
New algorithm detects outliers from rare abnormal data.
problem Detecting outliers from rare abnormal data in transfer learning.
method Meta-algorithm for transfer learning in outlier detection.
result Meta-algorithm yields strong guarantees and outperforms existing methods.
Develops a multi-class classifier using quantum detection theory.
problem Improving multi-class classification models in machine learning.
method Inspired by quantum detection theory, develops a multi-class classifier.
result Demonstrates improved effectiveness of multi-class classification models.
The paper provides theoretical guarantees for neural network-based anomaly detection.
problem Theoretical guarantees for unsupervised neural network-based anomaly detection.
method Casting anomaly detection as a binary classification problem, establishing non-asymptotic upper bounds and convergence rates.
result The convergence rate on the excess risk matches the minimax optimal rate.
Study tackles misinformation on Twitter by detecting and classifying rumors.
problem Detect and classify misinformation, specifically rumors, on Twitter.
method Used a standard dataset, explored novel features, and applied various preprocessing techniques. Achieved high f-measure scores.
result Achieved f-measure of over 0.82 in mixed rumors data set and 84 percent in a single rumor data set.
New loss improves OOD detection without extra data or tuning.
problem Improving OOD detection without additional data or tuning.
method Proposed IsoMax loss and entropic score to replace SoftMax loss.
result Training with IsoMax loss significantly improves OOD detection performance.
Proposes a method to detect out-of-distribution samples without OOD training data.
problem Inability of neural networks to detect novel class distributions.
method Outlier Exposure with Confidence Control (OECC) loss function.
result Superior OOD detection performance on image and text classification tasks.
Anomaly detection based on one-class classification algorithms is broadly used in many applied domains like image processing (e.g. detection of whether a patient is "cancerous" or "healthy" from mammography image), network intrusion detection, etc. Performance of an anomaly detection algorithm crucially depends on a ke…
Paper proposes a method to detect adversarial examples using saliency.
problem Detecting adversarial perturbations in machine learning models.
method Trains a binary classifier with origin data and saliency data.
result Shows good performance in detecting adversarial perturbations.
FCDD explains deep anomaly detection by mapping anomalies away and providing heatmap explanations.
problem Deep one-class classification's non-linear transformation makes it hard to interpret.
method FCDD learns a mapping that concentrates nominal samples, maps anomalies away, and provides heatmap explanations.
result FCDD sets a new state of the art in unsupervised anomaly detection on MVTec-AD.
RADE improves anomaly detection efficiency on small devices.
problem Anomaly detection in large datasets consumes excessive resources.
method RADE uses coarse-grained and expert fine-grained DTEM models.
result RADE reduces memory footprint, training time, and latency.
The paper improves uncertainty quantification for node classification using distance-based regularization.
problem Uncertainty in deep learning models, especially for node classification tasks.
method Graph posterior networks (GPNs) with UCE loss function, followed by a distance-based regularization.
result The proposed distance-based regularization outperforms state-of-the-art methods in OOD detection and misclassification detection.
This research uses PointNets to detect 2D objects from radar data.
problem Detecting 2D objects from sparse radar data for automated driving.
method Adapting PointNets for radar data, performing 2D object classification and bounding box regression.
result Demonstrates the potential of PointNets for 2D object detection in radar data.
The paper proposes a SeqGAN model to generate balanced log messages for anomaly detection.
problem Imbalanced log data makes anomaly detection difficult.
method SeqGAN for generating balanced log messages, Autoencoder for feature extraction, GRU for anomaly detection.
result Oversampling and balancing data improves anomaly detection accuracy.
Improved anomaly detection in time series data using kervolutional neural networks.
problem Anomaly detection in time series data.
method Mixed kervolutional and convolutional layers in a temporal auto-encoder.
result The mixed model detects anomalies more sensitively in time series data.
This study benchmarks changepoint detection algorithms on cardiac time series data.
problem Identifying state changes in cardiac time series for disease classification.
method Comparison of 8 changepoint detection algorithms on artificial and real cardiac time series data.
result RMDM algorithm achieved highest true positive rate and cross validated accuracy for classification.
Paper uses genome Markov structure for outlier detection and read classification.
problem Identifying outliers and classifying reads in genome databases.
method Applying second-order Markov models to triplet base distributions.
result Improved accuracy in outlier identification and read classification.
Deep learning models improve cancer detection and typing classification from gene expression data.
problem Challenges in establishing specificity for cancer diagnosis using gene expression data.
method Developed deep learning models using mRNA datasets for cancer detection and typing classification.
result Achieved 98% accuracy in cancer detection and 18 out of 32 cancer-typing classifications over 90% accuracy.
Study uses machine learning to detect early COVID-19 from CT images.
problem Early detection of COVID-19 from CT images.
method Machine learning methods applied to patches of CT images, feature extraction (GLCM, LDP, GLRLM, GLSZM, DWT), SVM classification.
result Best classification accuracy of 99.68% with 10-fold cross-validation and GLSZM feature extraction.
Proposes a novel model-agnostic training procedure for anomaly detection incorporating known anomalies.
problem Challenges of anomaly detection, especially when only a few anomalous samples are available.
method Reformulates one-class classification as a binary classification problem, using pseudo-anomalous samples drawn from a normalizing flow model.
result Demonstrates comparable or superior performance on tasks with variable amounts of known anomalies.
Energy-efficient detection of natural errors in deep networks.
problem Deep networks lack error detection capability without additional energy costs.
method Append RACs at hidden layers to detect natural errors with early classification termination.
result Early classification termination reduces energy consumption.
Paper classifies pedestrians and vehicles detected by LiDAR.
problem Classifying objects from LiDAR data for self-driving cars.
method Used LiDAR-based object detector and Neural Networks classifier.
result Real-time object detection for self-driving vehicles.
Paper tackles novelty detection in text classification.
problem Traditional text classification assumes known classes in testing, but often encounters unexpected instances.
method Converts problem to pair-wise matching, uses CNN with embedding matrices.
result Proposed method outperforms state-of-the-art baselines.
Unified framework detects natural and adversarial errors in image classifications.
problem Detecting both unintentional and intentional errors in image classifications.
method Detects errors using invariance to image transformations.
result Our approach surpasses previous methods by a large margin.
New framework detects adversarial inputs by contrasting human interpretation with classification.
problem Deep neural networks are vulnerable to adversarial inputs, especially in security-critical applications.
method Constructs a detection framework that compares human interpretation with classification results.
result Demonstrates the effectiveness of the new framework through experiments on benchmark datasets.
DAEDL improves EDL's OOD detection and classification performance by integrating feature space density.
problem Limited OOD detection and classification performance of EDL.
method Integrates feature space density with EDL's output and uses a novel parameterization.
result Demonstrates state-of-the-art performance across uncertainty estimation and classification tasks.
GOAD improves anomaly detection across various data types.
problem Finding anomalies in diverse data types.
method GOAD combines classification and transformation-based methods.
result GOAD achieves state-of-the-art accuracy on multiple datasets.
Prototype for early fault warnings in large electric grids.
problem Early detection and classification of faults in complex electric grids.
method Multi-stage approach with anomaly detection, feature mapping, classification, and clustering.
result Random forest method offers the most accurate fault classification.
New method improves fault detection by adding unsupervised learning to Monte Carlo dropout models.
problem Detecting and diagnosing incipient and unknown faults in deep neural networks.
method Augmenting Monte Carlo dropout models with unsupervised learning tasks.
result Improved fault detection and diagnosis performance, especially on out-of-distribution examples.
New taxonomy for SCADA-based wind turbine fault detection improves model performance.
problem Lack of consensus on feature causality in normal behavior models.
method Presented a new taxonomy based on causal relations between input features and target.
result Evaluation of different feature configurations on fault detection performance.
Proposes BCOPS for balanced and outlier detection in multi-class classification.
problem Classification problems with different training and test distributions.
method BCOPS combines supervised learning with conformal prediction to optimize out-of-sample performance and detect outliers.
result BCOPS constructs prediction sets with finite-sample coverage guarantees and outlier detection rate estimation.
Detects systematic anomalies in consumer complaints using NLP.
problem Detecting small, frequent anomalies in consumer complaints.
method NLP conversion of narratives, followed by anomaly detection algorithm.
result Demonstrates effectiveness of NLP for detecting systematic anomalies.
Paper proposes anomaly detection using Eigentraces and one-class classification.
problem Detect anomalies in system call trace data for Linux OS.
method One-class classification with Eigentraces feature extraction, Radial Basis Function neural network, and Random Forest.
result High performance in detecting anomalies and normal activities.
This paper analyzes sound event detection in synthetic office audio, comparing different systems.
problem Comparing sound event detection systems in synthetic office audio.
method Analysis of systems submitted to DCASE 2016 task, using synthetic office sounds.
result Statistical analysis of results, highlighting system performance under controlled conditions.