Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-11T10:19:22.849116Z
Paper Citation Record · LEDGER
As of 12 August 2026, this Paper Citation Record lists 52 of 52 outbound references and 0 inbound Pith citation observations for arXiv:2412.16819.
A citation records a reference. It does not transfer a finding from one paper to another.
Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-11T10:19:22.849116Z
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-12T06:34:41.77262+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links
A source-named dated measurement, never combined with another source.
Source: cited_works
52 of 52 outbound references displayed
External citation measurements
No source-named external measurement is stored.
Observation 0c4352e8-8554-4cce-89ac-9d4d67f04768 · outbound
Bi-Sparse Unsupervised Feature Selection Machine learning: Trends, perspec- tives, and prospects,
Reference 1
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 710bb891-9165-44af-a28c-3416bc6d225f · outbound
Bi-Sparse Unsupervised Feature Selection A comprehensive review of dimensionality reduction techniques for feature selection and feature extraction,
Reference 2
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 2ad57875-446f-4b18-a187-dfe9f11dff81 · outbound
Bi-Sparse Unsupervised Feature Selection Feature selection in image anal- ysis: a survey,
Reference 3
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 1b4a00d8-6fd1-49d9-a498-3c76bdee459b · outbound
Bi-Sparse Unsupervised Feature Selection Unsupervised feature selection via nonnegative spectral analysis and redundancy control,
Reference 4
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 53ab8b9f-4673-4563-9161-76ed90219ec0 · outbound
Bi-Sparse Unsupervised Feature Selection Bi-level spectral feature selection,
Reference 5
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation b2c27034-28ae-4831-811a-6258e8e6ddd4 · outbound
Bi-Sparse Unsupervised Feature Selection Supervised, unsupervised, and semi-supervised feature selection: A review on gene selection,
Reference 6
Source-reported events for the cited work
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Observation 09a8ce4d-cb71-44bf-85dd-178334a6dc98 · outbound
Bi-Sparse Unsupervised Feature Selection Unsupervised feature selection algorithm for multiclass cancer classification of gene expression RNA-Seq data,
Reference 7
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation d9538276-054a-4892-8640-8ac7e9e31a8f · outbound
Bi-Sparse Unsupervised Feature Selection A review of machine learning methods of feature selection and classification for autism spectrum disorder,
Reference 8
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation df57e691-98e8-453e-9229-ffe3abfcbc31 · outbound
Bi-Sparse Unsupervised Feature Selection Feature selection in machine learning: A new perspective,
Reference 9
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 49fff592-11f2-4804-9997-061d5977a717 · outbound
Bi-Sparse Unsupervised Feature Selection Feature selection for unsupervised learning,
Reference 10
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 9ee61838-e3ff-41a6-bdd7-be21784a81f6 · outbound
Bi-Sparse Unsupervised Feature Selection Unsupervised feature learning with emergent data-driven prototypicality,
Reference 11
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 66d8c7bb-9ea8-4f4e-89e1-77470a61eadd · outbound
Bi-Sparse Unsupervised Feature Selection A review of unsupervised feature selection methods,
Reference 12
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 08133515-5818-42d3-922d-ec8891ed5554 · outbound
Bi-Sparse Unsupervised Feature Selection Unsupervised discriminative feature selection via contrastive graph learning,
Reference 13
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 9bdea0f0-58e0-45df-94f2-16d7013870bf · outbound
Bi-Sparse Unsupervised Feature Selection Unsupervised adaptive feature selection with binary hashing,
Reference 14
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation dd42d7b6-4fbb-4175-896a-054120d0e3e9 · outbound
Bi-Sparse Unsupervised Feature Selection Feature selection: A data perspective,
Reference 15
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 63c24002-a062-4058-bd23-58dcecdfa349 · outbound
Bi-Sparse Unsupervised Feature Selection Laplacian score for feature selection,
Reference 16
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 32da9a2e-d169-4687-8178-ceba55572e69 · outbound
Bi-Sparse Unsupervised Feature Selection Unsupervised feature selection for multi- cluster data,
Reference 17
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation dc29bad4-a52c-42de-9422-424e427cfabd · outbound
Bi-Sparse Unsupervised Feature Selection ℓ2,1-norm regularized discriminative feature selection for unsupervised learning,
Reference 18
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation d1d1a16d-2117-4924-81fb-59957ca56f04 · outbound
Bi-Sparse Unsupervised Feature Selection Unsupervised feature selection with structured graph optimization,
Reference 19
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 8377eeab-4e60-4ac9-9a76-9ae7f21fd4c7 · outbound
Bi-Sparse Unsupervised Feature Selection Robust neighborhood em- bedding for unsupervised feature selection,
Reference 20
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 810680d3-fc04-4c03-b04e-80fb2a731103 · outbound
Bi-Sparse Unsupervised Feature Selection Precise feature selection via non- convex regularized graph embedding and self-representation for unsuper- vised learning,
Reference 21
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation f1e0c94d-9242-46de-a900-283718293949 · outbound
Bi-Sparse Unsupervised Feature Selection Principal component analysis,
Reference 22
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 61acaec7-422f-43d9-a1f7-2ea2200b53a1 · outbound
Bi-Sparse Unsupervised Feature Selection A selective overview of sparse principal component analysis,
Reference 23
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 0ef73b88-7a57-47a4-a9da-53548d74cdb3 · outbound
Bi-Sparse Unsupervised Feature Selection Sparse PCA via ℓ2,p-norm regularization for unsupervised feature selection,
Reference 24
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 6a626651-0a0d-4a2d-aae8-9cd409ae505b · outbound
Bi-Sparse Unsupervised Feature Selection A comprehensive survey on regularization strategies in machine learning,
Reference 25
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 6b5c1e60-84da-4346-a1a1-7b1108f1c9c5 · outbound
Bi-Sparse Unsupervised Feature Selection Learning feature-sparse principal subspace,
Reference 26
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 6ec741db-7341-4ef7-8551-cb8f7baa6bce · outbound
Bi-Sparse Unsupervised Feature Selection Struc- tured sparsity optimization with non-convex surrogates of ℓ2,0-norm: A unified algorithmic framework,
Reference 27
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 00b908f0-4f37-42bb-8d96-57a6862a15a3 · outbound
Bi-Sparse Unsupervised Feature Selection Fast Sparse PCA via Positive Semidefinite Projection for Unsupervised Feature Selection
Reference 28
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 965faeaa-7a5f-42be-b075-135d22fb673b · outbound
Bi-Sparse Unsupervised Feature Selection Prin- cipal component analysis with fuzzy elastic net for feature selection,
Reference 29
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation aa77b850-1f9a-4c82-bd11-354b120f9d86 · outbound
Bi-Sparse Unsupervised Feature Selection Group sparse optimization via ℓp,q regularization,
Reference 30
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation dbd39699-3e42-4637-9edd-6c64a2f15dd2 · outbound
Bi-Sparse Unsupervised Feature Selection Double sparse- representation feature selection algorithm for classification,
Reference 31
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 79ef546e-1e76-4efe-adc4-f49822f4d664 · outbound
Bi-Sparse Unsupervised Feature Selection Identifying disease sensitive and quantitative trait-relevant biomarkers from multidimensional heterogeneous imaging genetics data via sparse multimodal multitask learning,
Reference 32
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation cc47b976-ed09-4bbc-970e-894725305276 · outbound
Bi-Sparse Unsupervised Feature Selection Multi-view clustering and feature learning via structured sparsity,
Reference 33
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 8340a057-dbcf-4e2b-bf4f-228aa48beede · outbound
Bi-Sparse Unsupervised Feature Selection Double sparsity: Learning sparse dictionaries for sparse signal approximation,
Reference 34
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 82c25713-11a5-4892-a436-df8926ecc0d6 · outbound
Bi-Sparse Unsupervised Feature Selection Double-sparsity recovery for adc- distorted compressive sensing,
Reference 35
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 56fbe1eb-670e-4ce8-b0df-4a13b57fb2e1 · outbound
Bi-Sparse Unsupervised Feature Selection DSTPCA: Double-sparse constrained tensor principal component analysis method for feature selection,
Reference 36
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation f053447b-7e1d-43a5-89a5-8bc19fe2a3d9 · outbound
Bi-Sparse Unsupervised Feature Selection Micro-doppler effects removed sparse aperture isar imaging via low-rank and double sparsity constrained ADMM and linearized ADMM,
Reference 37
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation f6b20777-2300-4304-a7e6-a5042abf72df · outbound
Bi-Sparse Unsupervised Feature Selection Clustering-guided sparse structural learning for unsupervised feature selection,
Reference 38
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 37c43568-eea0-4bb3-813d-233de5d69bf2 · outbound
Bi-Sparse Unsupervised Feature Selection Non-convex optimization for machine learning,
Reference 39
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 668d80f3-1b82-4b6d-a0fe-e0b3b068003c · outbound
Bi-Sparse Unsupervised Feature Selection Sparse SVM for sufficient data reduction,
Reference 40
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation ab5c8316-ed6b-41f1-8ab9-010d2aa5f958 · outbound
Bi-Sparse Unsupervised Feature Selection A new insight on augmented lagrangian method with applications in machine learning,
Reference 41
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 9d2d52bc-1267-4c8c-a929-d1bb36fd7800 · outbound
Reference 42
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation b20948af-2dd6-44bc-b658-14c758774ff6 · outbound
Bi-Sparse Unsupervised Feature Selection Revisiting $L_q(0\leq q<1)$ Norm Regularized Optimization
Reference 43
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 9cb9a424-b9c8-4e19-bb4b-43aa29cc9474 · outbound
Bi-Sparse Unsupervised Feature Selection Beck, First-order Methods in Optimization
Reference 44
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation d42a86ea-d481-4e93-ad73-955eb179be28 · outbound
Bi-Sparse Unsupervised Feature Selection L1/2 regularization: A thresholding representation theory and a fast solver,
Reference 45
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation f4cee5cf-bf52-482f-b7c4-6e836653b526 · outbound
Bi-Sparse Unsupervised Feature Selection Fast image deconvolution using closed- form thresholding formulas of Lq (q = 1 2 , 2 3 ) regularization,
Reference 46
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation b538eb8a-cbd4-4705-b08d-82c90014eb3a · outbound
Bi-Sparse Unsupervised Feature Selection Efficient and robust sparse linear discriminant analysis for data classification,
Reference 47
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 311569b2-f3b1-437d-a4f7-4eaff2b2186d · outbound
Bi-Sparse Unsupervised Feature Selection Proximal alternating linearized minimization for nonconvex and nonsmooth problems,
Reference 48
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 1f9f083b-7c0e-4d88-b3d7-4dbaf5f60791 · outbound
Bi-Sparse Unsupervised Feature Selection Learning feature sparse principal subspace,
Reference 49
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 7cc46734-1b49-4e54-845d-d158dad97714 · outbound
Bi-Sparse Unsupervised Feature Selection Orientation-Aware Sparse Tensor PCA for Efficient Unsupervised Feature Selection
Reference 50
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation c389d387-7d97-4916-ae36-be7d86bc541d · outbound
Bi-Sparse Unsupervised Feature Selection Subspace Newton method for sparse group ℓ0 optimization problem,
Reference 51
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.
Observation 53044df1-42ed-45ed-9946-a77d73f35253 · outbound
Bi-Sparse Unsupervised Feature Selection Physics-inspired com- pressive sensing: Beyond deep unrolling,
Reference 52
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
No inbound Pith citation observations are available.