yusuke1997/dblp-id-title huggingface dataset:
Deconvolution of SNPP VIIRS Solar Diffuser Bidirectional Reflectance Distribution Function On-Orbit Change Factor
Attenuation predictions at extremely low frequencies for measurement-while-drilling electromagnetic telemetry system
Least-Squares Gaussian Beam Transform for Deblending Distance-Separated Simultaneous Sources
3-D Least-Squares Reverse Time Migration in Curvilinear-τ Domain
Semantic Affinity-Driven Spatiotemporal Transformer Network for Satellite Video Moving-Object Segmentation
Multiscale Sea-Land Segmentation Networks for Weak Boundaries
Transform methods for seismic data compression
Explicit Joint Resolution Limit of Range and Direction of Arrival Estimation for Phased-Array Radar
Fast SAR Image Segmentation via Merging Cost With Relative Common Boundary Length Penalty
Reducing Reliance on Observation Duration of Magnetotelluric Impedance Estimation With an Improved Instantaneous Spectrum-Based Method
Coupled Subspace-Based Atmospheric Compensation of LWIR Hyperspectral Data
Reservoir Discrimination Based on Physic-Informed Semi-Supervised Learning
A Modified Incoherent Compact Polarimetric Decomposition Algorithm
MSAFFNet: A Multiscale Label-Supervised Attention Feature Fusion Network for Infrared Small Target Detection
SWDiff: Stage-Wise Hyperspectral Diffusion Model for Hyperspectral Image Classification
AMSR2 Thin Ice Detection Algorithm for the Arctic Winter Conditions
Three-Dimension Spatial-Spectral Attention Transformer for Hyperspectral Image Denoising
A High-Accuracy Phase-Derived Velocity Measurement Method for High-Speed Spatial Targets Based on Stepped-Frequency Chirp Signals
SAGN: Sharpening-Aware Graph Network for Hyperspectral Image Change Detection
Automated Non-Gaussian Clustering of Polarimetric Synthetic Aperture Radar Images
Assessments of Doppler Velocity Errors of EarthCARE Cloud Profiling Radar Using Global Cloud System Resolving Simulations: Effects of Doppler Broadening and Folding
Semiautomated Extraction of Street Light Poles From Mobile LiDAR Point-Clouds
Lunar Crater Detection Based on Terrain Analysis and Mathematical Morphology Methods Using Digital Elevation Models
Toward Universal Representation Learning for Multidomain Hyperspectral Image Classification
Substance Dependence Constrained Sparse NMF for Hyperspectral Unmixing
An Atmospheric Radiosounding Database for Generating Land Surface Temperature Algorithms
Incremental Detection of Hyperspectral Targets in Consistent Scenes With Continuous Learning
A Framework for Fine-Resolution and Spatially Continuous Arctic Sea Ice Drift Retrieval Using Multisensor Data
The Global Mapping of Mercury's Surface From SIMBIO-SYS Onboard BepiColombo: VIS-NIR Hyperspectral Coverage by the VIHI Channel
SAR Raw Data Simulation for Ocean Scenes Using Inverse Omega-K Algorithm
Self-Supervised Spectral-Spatial Transformer Network for Hyperspectral Oil Spill Mapping
Suppressing Low-Frequency Imaging Artifacts in Reverse Time Migration With a Laplace Filter Related to Dip Angle
Impact of tropospheric scintillation in the Ku/K bands on the communications between two LEO satellites in a radio occultation geometry
Optical-Enhanced Oil Tank Detection in High-Resolution SAR Images
Frequency-Domain Super-Resolution With Reconstruction Using Compressed Representation (FDSR-RCR) Algorithm for Remote Sensing Satellite Images
Polarimetric Decomposition of L-Band PolSAR Backscattering Over the Austfonna Ice Cap
Envelope-Based Sparse-Constrained Deconvolution for Velocity Model Building
An Improved Method of Multiple RFI Intensity Estimation for Synthetic Aperture Interferometric Radiometer
Style Transformation-Based Spatial-Spectral Feature Learning for Unsupervised Change Detection
Geolocation of Lunar Observations With JiLin-1 High-Resolution Optical Sensor
Benchmarking Framework for Multitemporal SAR Despeckling
Model-Based Decomposition of Dual-Pol SAR Data: Application to Sentinel-1
SAR image denoising via Bayesian wavelet shrinkage based on heavy-tailed modeling
Forest Canopy Height Extraction Method Based on ICESat-2/ATLAS Data
Hyperspectral Image Restoration: Where Does the Low-Rank Property Exist
An Improved Method for Function-Based Ionospheric Tomography With Plasmasphere Correction and Virtual Ray Augmentation
Signed Graph-Based Image Transformation for Heterogeneous Change Detection
Improved Planetary Boundary Layer Sounding Using Hyperspectral Microwave and Backscatter Lidar Data Fusion
Identification and Separation of Turbulence Echo From the Multipeaked VHF Radar Spectra During Precipitation
FSD 3 : Few-Shot SAR Object Detection With Dynamic Perception RPN and Category Knowledge Decoder
Image-Guided Registration of Unordered Terrestrial Laser Scanning Point Clouds for Urban Scenes
Spherical Geometry Algorithm for Spaceborne Synthetic Aperture Radar Imaging
Segmentation of SAR Intensity Imagery With a Voronoi Tessellation, Bayesian Inference, and Reversible Jump MCMC Algorithm
Self-Supervised Pretraining Transformer for Seismic Data Denoising
MaskCD: A Remote Sensing Change Detection Network Based on Mask Classification
Polarimetric Analysis of Compact-Polarimetry SAR Architectures for Sea Oil Slick Observation
Quality Assessment of Cloud-Top Height Estimates From Satellite IR Radiances Using the CALIPSO Lidar
Investigations on the polarimetric behavior of a target near the soil
Bistatic-Like Differential SAR Tomography
Estimation of Satellite Rainfall Error Variance Using Readily Available Geophysical Features
An Efficient and Accurate Model Coupled With Spatiotemporal Kalman Filter and Linear Mixed Effect for Hourly PM 2.5 Mapping
Correction to "the effect of classifier agreement on the accuracy of the combined classifier in decision level fusion"
Hyperion, a space-based imaging spectrometer
Retrieval of biophysical parameters of agricultural crops using polarimetric SAR interferometry
A Hybrid Multitask Learning Network for Hyperspectral Image Classification With Few Labels
An Iterative Learning Framework for Multimodal Chlorophyll-a Estimation
Airborne Remote Sensing of Surface Velocities in a Tidal River
U-Net Super-Resolution Model of GOCI to GOCI-II Image Conversion
Correction of Phase-Dependent Imprecision in the ROLO Lunar Irradiance Model Using Himawari-8 and Ground-Based Observations
Futuristic Greedy Approach to Sparse Unmixing of Hyperspectral Data
Object-Based Morphological Profiles for Classification of Remote Sensing Imagery
InSAR Coherence Estimation for Small Data Sets and Its Impact on Temporal Decorrelation Extraction
Robust Sparse Hyperspectral Unmixing With ell 2, 1 Norm
On the characterization of agricultural soil roughness for radar remote sensing studies
Modeling and Analysis of Litz Wire Radio Frequency (RF) Coil in Inside-Out NMR Well Logging Sensor
On the Exploitation of CubeSats for Highly Accurate and Robust Single-Pass SAR Interferometry
Neural Ordinary Differential Equations for Hyperspectral Image Classification
A linear prediction land mine detection algorithm for hand held ground penetrating radar
Using Aerial Imagery and GIS in Automated Building Footprint Extraction and Shape Recognition for Earthquake Risk Assessment of Urban Inventories
A Novel Nonlinear Frequency Scanning SAR Imaging Mode
Study on Airborne Near-Nadir TOPS SAR Imaging With Attitude Angle Error
AMIRAS - An Airborne MIRAS Demonstrator
Incoherent Scatter Spectral Theories - Part II: Modeling the Spectrum for Modes Propagating Perpendicular to B
Sea Surface Microwave Scattering at Extreme Grazing Angle: Numerical Investigation of the Doppler Shift
Anisotropic Diffusion in the Hypercube
Cloud Removal From Multitemporal Satellite Images Using Information Cloning
An Operational Method for Validating the Downward Shortwave Radiation Over Rugged Terrains
SAR Image Classification Using Greedy Hierarchical Learning With Unsupervised Stacked CAEs
Lightweight FISTA-Inspired Sparse Reconstruction Network for mmW 3-D Holography
Land Surface Temperature From the Advanced Along-Track Scanning Radiometer: Validation Over Inland Waters and Vegetated Surfaces
ACOC-MT: More Effective Handling of Real-World Noisy Labels in Remote Sensing Semantic Segmentation
Corrections to "Automatic Spectral Rule-Based Preliminary Classification of Radiometrically Calibrated SPOT-4/-5/IRS, AVHRR/MSG, AATSR, IKONOS/QuickBird/OrbView/GeoEye, and DMC/SPOT-1/-2 Imagery" [Mar 10 1299-1325 and 1326-1354]
MMT: Mixed-Mask Transformer for Remote Sensing Image Semantic Segmentation
The ratio of the arithmetic to the geometric mean: a first-order statistical test for multilook SAR image homogeneity
Distilling Segmenters From CNNs and Transformers for Remote Sensing Images' Semantic Segmentation
Detection of ship wakes using an airborne magnetic transducer
Use of Doppler Parameters for Ship Velocity Computation in SAR Images
Analysis of the POLDER polarization measurements performed over cloud covers
Bayesian Active Remote Sensing Image Classification
Evaluation of Ocean Color Atmospheric Correction Methods for Sentinel-3 OLCI Using Global Automatic In Situ Observations
Fast Imaging Algorithm for Layered Dielectrics Based on Spatial Inhomogeneous Single-Input Single-Output Array
Instantaneous parameters extraction via wavelet transform
Global and Local Consistency Methodology for Ionospheric dSTEC Interpolation
An Antenna Pattern Correction Algorithm for Conical Scanning Spaceborne Radiometers: The CIMR Case
Segmentation-Based Fine Registration of Very High Resolution Multitemporal Images
Arctic Sea Ice Freeboard Retrieval With Waveform Characteristics for NASA's Airborne Topographic Mapper (ATM) and Land, Vegetation, and Ice Sensor (LVIS)
The b-factor as a function of frequency and canopy type at H-polarization
Gated Recurrent Multiattention Network for VHR Remote Sensing Image Classification
SIRV-Based High-Resolution PolSAR Image Speckle Suppression via Dual-Domain Filtering
The BCGS-FFT Method Combined With an Improved Discrete Complex Image Method for EM Scattering From Electrically Large Objects in Multilayered Media
Wind reconstruction from Ku-band or C-band scatterometer data
Walled LTSA Array for Rapid, High Spatial Resolution, and Phase-Sensitive Imaging to Visualize Plastic Landmines
A Physics-Based Unmixing Method to Estimate Subpixel Temperatures on Mixed Pixels
Bayesian Deep Learning for Hyperspectral Image Classification With Low Uncertainty
Sensitivity of off-nadir zenith angles to correlation between visible and near-infrared reflectance for use in remote sensing of aerosol over land
Attention GANs: Unsupervised Deep Feature Learning for Aerial Scene Classification
A signal-decomposed and interference-annihilated approach to hyperspectral target detection
ASSD: Feature Aligned Single-Shot Detection for Multiscale Objects in Aerial Imagery
Assessment of INSAT-3D Retrieved Temperature and Water Vapour With Collocated Radiosonde Measurements Over Indian Region
Crater Detection and Registration of Planetary Images Through Marked Point Processes, Multiscale Decomposition, and Region-Based Analysis
ScatDiff: Physical Diffusion Model for Electromagnetic Computational Imaging
A Fast High Range Resolution 3-D SAR Imaging Algorithm Based on Interarray Frequency-Hopping LFM Signal
A Unified Cloud Detection Method for Suomi-NPP VIIRS Day and Night PAN Imagery
Spectral-Spatial Evidential Learning Network for Open-Set Hyperspectral Image Classification
Automated Seismic Acquisition Geometry Design for Optimized Illumination at the Target: A Linearized Approach
LAI inversion using a back-propagation neural network trained with a multiple scattering model
Focusing Challenges of Ships With Oscillatory Motions and Long Coherent Processing Interval
An Explainable Spatial-Frequency Multiscale Transformer for Remote Sensing Scene Classification
Hybrid Loss-Guided Coarse-to-Fine Model for Seismic Data Consecutively Missing Trace Reconstruction
A Multitask CNN-Transformer Network for Semantic Change Detection From Bitemporal Remote Sensing Images
MODIS Aqua Optical Throughput Degradation Impact on Relative Spectral Response and Calibration of Ocean Color Products
Active-Metric Learning for Classification of Remotely Sensed Hyperspectral Images
A Novel Dynamic Warping Fusion (DWF) Method for Full-Waveform Hyperspectral LiDAR Signal Correction and Decomposition
High-Throughput Hyperparameter-Free Sparse Source Location for Massive TDM-MIMO Radar: Algorithm and FPGA Implementation
Local-Global Spectral-Spatial Dual Deep Subspace Clustering Network for Hyperspectral Images
Adaptive removal of azimuth ambiguities in SAR images
Radar Backscattering of Intertidal Mudflats Observed by Radarsat-1 SAR Images and Ground-Based Scatterometer Experiments
ADCG: A Cross-Modality Domain Transfer Learning Method for Synthetic Aperture Radar in Ship Automatic Target Recognition
ConMamba: CNN and SSM High-Performance Hybrid Network for Remote Sensing Change Detection
Pretrain a Remote Sensing Foundation Model by Promoting Intra-Instance Similarity
PolInSAR Complex Coherence Estimation Based on Covariance Matrix Similarity Test
A Deep Semi-Supervised Learning Approach for Seismic Reflectivity Inversion
Spatial Pattern Learning: Dip Structure Constraint Multi-View Convolutional Neural Network for Pre-Stacked Seismic Inversion
Polarimetric calibration of the SIR-C C-band channel using active radar calibrators and polarization selective dihedrals
Orbit Design for a Satellite Swarm-Based Motion Induced Synthetic Aperture Radiometer (MISAR) in Low-Earth Orbit for Earth Observation Applications
Local-Global Information Perception Network for Salient Object Detection in Optical Remote Sensing Images
Cascaded Recurrent Neural Networks for Hyperspectral Image Classification
Subspace-Based Optimization Method for Solving Inverse-Scattering Problems
A Lightweight Framework With Knowledge Distillation for Zero-Shot Mars Scene Classification
Exploiting Joint Sparsity for Pansharpening: The J-SparseFI Algorithm
Inverse Source Problem for a Host Medium Having Pointlike Inhomogeneities
Analysis of ASTER Emissivity Product Over an Arid Area in Southern New Mexico, USA
An Improved TES Method to Retrieve Urban Surface Temperature
Band-Specific Shearlet-Based Hyperspectral Image Noise Reduction
Derivation of surface soil moisture from ENVISAT ASAR wide swath and image mode data in agricultural areas
Adaptive Dual-Path Collaborative Learning for PAN and MS Classification
Radiometric Correction and Normalization of Airborne LiDAR Intensity Data for Improving Land-Cover Classification
A New Sensorized Prodder Device for the Detection of Vibrational Characteristics of Buried Objects
Machine Learning Detection of Radio Occultation Electron Density Profiles Perturbed by the Equatorial Plasma Bubbles
Higher Order Dynamic Conditional Random Fields Ensemble for Crop Type Classification in Radar Images
The CACAO Method for Smoothing, Gap Filling, and Characterizing Seasonal Anomalies in Satellite Time Series
Adaptive Dual-Parameter Deconvolution for High-Frequency Electromagnetic-Wave Logging
Snow probe for in situ determination of wetness and density
A Field Platform for Continuous Measurement of Canopy Fluorescence
Image Mining for Modeling of Forest Fires From Meteosat Images
Mapping Subsurface Utility Pipes by 3-D Convolutional Neural Network and Kirchhoff Migration Using GPR Images
Using the Directional Derivative Trace Transform for Seismic Wavefield Separation
Physics-Informed Hyperspectral Remote Sensing Image Synthesis With Deep Conditional Generative Adversarial Networks
MLFF-GAN: A Multilevel Feature Fusion With GAN for Spatiotemporal Remote Sensing Images
Hyperspectral Image Classification of Brain-Inspired Spiking Neural Network Based on Approximate Derivative Algorithm
Evaluating the type and state of Alaska taiga forests with imaging radar for use in ecosystem models
A detailed comparison of backpropagation neural network and maximum-likelihood classifiers for urban land use classification
Geological Remote Sensing Interpretation Using Deep Learning Feature and an Adaptive Multisource Data Fusion Network
Lake Icepack and Dry Snowpack Thickness Measurement Using Wideband Autocorrelation Radiometry
Regeneration-Constrained Self-Supervised Seismic Data Interpolation
Characterizing Near-Surface Velocity Structures via Deep Learning
Dimensionality Reduction and Classification of Hyperspectral Images Using Ensemble Discriminative Local Metric Learning
Parameter-Efficient Transfer Learning for Remote Sensing Image-Text Retrieval
A Dark Target Method for Himawari-8/AHI Aerosol Retrieval: Application and Validation
MS-RRFSegNet: Multiscale Regional Relation Feature Segmentation Network for Semantic Segmentation of Urban Scene Point Clouds
SAR Nonsparse Scene Reconstruction Network via Image Feature Representation Learning
STCP: Synergistic Transformer and Convolutional Neural Network for Pansharpening
Hyperspectral Image Denoising by Asymmetric Noise Modeling
An Algorithm for Estimation of Wave Height From Shadowing in X-Band Radar Sea Surface Images
Exploring Model Compression Limits and Laws: A Pyramid Knowledge Distillation Framework for Satellite-on-Orbit Object Recognition
Detection and extraction of buildings from interferometric SAR data
Weighted Learnable Recursive Aggregation Network for Visible Remote Sensing Image Detection
Semantics and Contour Based Interactive Learning Network for Building Footprint Extraction
Characterization of Facade Regularities in High-Resolution SAR Images
Identifying Absorbing Aerosols Above Clouds From the Spinning Enhanced Visible and Infrared Imager Coupled With NASA A-Train Multiple Sensors
Unsupervised Nonlinear Spectral Unmixing Based on a Multilinear Mixing Model
Deformable Dictionary Learning for SAR Image Change Detection
Evaluation of Prospect Inversion Approaches Using Multiangular Spectral Reflectance Factor of Leaves
Dynamic Multicontext Segmentation of Remote Sensing Images Based on Convolutional Networks
Near-Real-Time Estimation of Hourly All-Weather Land Surface Temperature by Fusing Reanalysis Data and Geostationary Satellite Thermal Infrared Data
Estimating one-dimensional models from frequency-domain electromagnetic data using modular neural networks
A Deep Learning-Based Precipitation Nowcasting Model Fusing GNSS-PWV and Radar Echo Observations
Assessment of Algorithms for Estimating Chlorophyll-a Concentration in Inland Waters: A Round-Robin Scoring Method Based on the Optically Fuzzy Clustering
The delay/Doppler radar altimeter
Statistical Tests for a Ship Detector Based on the Polarimetric Notch Filter
Impact of Reducing Polarimetric SAR Input on the Uncertainty of Crop Classifications Based on the Random Forests Algorithm
A Target-Oriented Bayesian Compressive Sensing Imaging Method With Region-Adaptive Extractor for mmW Automotive Radar
State-Space-Model-Guided Deep Feature Perception Network for Insulator Defect Detection in High-Resolution Aerial Images
Markov Chain CFAR Detection for Polarimetric Data Using Data Fusion
The Impact of Solar Irradiance on AJISAI's Spin Period Measured by the Graz 2-kHz SLR System
MT-InSAR Unveils Dynamic Permafrost Disturbances in Hoh Xil (Kekexili) on the Tibetan Plateau Hinterland
Adaptive Homophily Clustering: Structure Homophily Graph Learning With Adaptive Filter for Hyperspectral Image
Prelaunch Performance Evaluation of MWTS-III Onboard FengYun-3F Using Thermal Vacuum Test Data
Simultaneous Retrieval Algorithm of Water Cloud Optical and Microphysical Properties by High-Spectral-Resolution Lidar
Generating Imperceptible and Cross-Resolution Remote Sensing Adversarial Examples Based on Implicit Neural Representations
High-Order Triplet CRF-PCANet for Unsupervised Segmentation of Nonstationary SAR Image
Using Objective Analysis of Scanning Radiometer Measurements to Compute the Water Vapor Path Delay for Altimetry
A Multilayer Joint Regularized Block Sparse Bayesian Algorithm With Space-Time Structured Prior Learning Function
A new system model for radar polarimeters
Total Variation Spatial Regularization for Sparse Hyperspectral Unmixing
Comparison of Incoherent and Coherent Wave Field Measurements Using Dual-Polarized Pulse-Doppler X-Band Radar
The constrained signal detector
Turbidity in the Amazon Floodplain Assessed Through a Spatial Regression Model Applied to Fraction Images Derived From MODIS/Terra
Robust Collaborative Nonnegative Matrix Factorization for Hyperspectral Unmixing
Utilizing Normal Time-Frequency Transform-Assisted GNSS-R to Retrieve Sea Surface Height
Array 3-D SAR Tomography Using Robust Gridless Compressed Sensing
Combining the Convolution and Transformer for Classification of Smoke-Like Scenes in Remote Sensing Images
Subsurface imaging in south-central Egypt using low-frequency radar: Bir Safsaf revisited
A Four-Component Parameterized Directional Thermal Radiance Model for Row Canopies
ContrasInver: Ultra-Sparse Label Semi-Supervised Regression for Multidimensional Seismic Inversion
Effects of the ground surface on polarimetric features of broadband radar scattering from subsurface metallic objects
Dual-Phase Framework for Few-Shot Hyperspectral Image Classification With Spatiospectral Masked Autoencoder and Episode Training
A Frequency-Domain Quasi-Newton-Based Biparameter Synchronous Imaging Scheme for Ground-Penetrating Radar With Applications in Full Waveform Inversion
Radar Sea Clutter Reconstruction Based on Statistical Singularity Power Spectrum and Instantaneous Singularity Exponents Distribution
A New Model for Sand-Ripple Scattering Based on SSA Method and Practical Ripple Profiles
Manifold Low Rank and Sparse Tensor Method for High-Resolution Radar Imaging
Spectral-Spatial Joint Sparse NMF for Hyperspectral Unmixing
Vertical Attention-Based Siamese ConvLSTM Network for Argo Data Error Detection
An investigation of the textural characteristics associated with gray level cooccurrence matrix statistical parameters
Informative and Representative Triplet Selection for Multilabel Remote Sensing Image Retrieval
Multiantenna-Based Data Filling Method for Retrieving Electron Density Profiles From GNSS Radio Occultation Data
SANET: A Shape-Aware Building Footprints Extraction Method in Remote Sensing Images by Integrating Fourier Shape Descriptors
Differential Radiometers Using Fabry-Perot Interferometric Technique for Remote Sensing of Greenhouse Gases
Quasi-Polar-Based FFBP Algorithm for Miniature UAV SAR Imaging Without Navigational Data
Algorithm to Retrieve Aerosol Optical Properties From High-Spectral-Resolution Lidar and Polarization Mie-Scattering Lidar Measurements
HF-T2CR: High-Fidelity Thin and Thick Cloud Removal in Optical Satellite Images Through SAR Fusion
An adaptive fuzzy evidential nearest neighbor formulation for classifying remote sensing images
Tests of the SMAP Combined Radar and Radiometer Algorithm Using Airborne Field Campaign Observations and Simulated Data
Corrections To "Nonlocal Independent Pixel Approximation: Direct And Inverse Problems"
Observations of soil moisture using a passive and active low-frequency microwave airborne sensor during SGP99
Combining Dual-Frequency Cancellation and Sparse Feature Enhancement for Nonplanar Surface Clutter Mitigation in Holographic Subsurface Imaging
Corrections to "unconstrained inversion of waveheight spectra from SAR images"
Using probability distribution functions for satellite validation
Land Cover Classification Using Local Softened Affine Hull
Ground-based measurements of inflight antenna patterns for imaging radar systems
Applications of Spectral Band Adjustment Factors (SBAF) for Cross-Calibration
Quantitative Analysis and Interpretation of Transient Electromagnetic Data via Principal Component Analysis
Frequency-Domain Convolutional Network With Historical Data Fusion Module for Regional Streamflow Prediction
Analysis of the Regional Ionosphere at Low Latitudes in Support of the Biomass ESA Mission
A comparison of cloud droplet radii measured from space
A New Propagator Matrix Algorithm to Compute Electromagnetic Fields in Multilayered Formations With Full Anisotropy
Domain Adaptive Transfer Attack-Based Segmentation Networks for Building Extraction From Aerial Images
Time Window Selection of Seismic Signals for Waveform Inversion Based on Deep Learning
Progressive Refinement Network for Remote Sensing Image Change Detection
Hyperspectral Unmixing With Endmember Variability via Alternating Angle Minimization