Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-14T14:39:11.683540Z
Paper Citation Record · LEDGER
As of 16 August 2026, this Paper Citation Record lists 33 of 33 outbound references and 0 inbound Pith citation observations for arXiv:1908.02786.
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 2026-08-14T14:39:11.683540Z
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-16T06:30:59.297886+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
33 of 33 outbound references displayed
External citation measurements
No source-named external measurement is stored.
Observation 6b6b5b50-06fa-4e41-bfbe-c7821d9048f7 · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval TRADEMARK: multimedia image database system with intelligent human interface,
Reference 1
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 4b0e817a-88dc-47e6-805a-359702207016 · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Content-based retrieval for trademark registration,
Reference 2
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 18a6e407-484c-4ebf-a07c-d451e8a49bae · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Evaluation of a trademark image retrieval system,
Reference 3
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation bb0b0cd5-a225-47ab-9675-6f3e8115e5c3 · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Trademark image retrieval using synthetic features for describing global shape and interior structure,
Reference 4
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 7f542356-c936-4bf1-8ee5-49dd9519b4e5 · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Trademark image retrieval using an integrated shape descriptor,
Reference 5
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 12f73e17-4685-4d92-9786-855382e7a95d · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval An effective solution for trademark image retrieval by combining shape description and feature matching,
Reference 6
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 0ea3c5ae-dbec-4564-a72c-01ad152879b4 · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Trademark image retrieval using hierarchical region feature description,
Reference 7
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 9974c177-ca0e-43eb-a065-7970dd144323 · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Content-based binary image retrieval using the adaptive hierarchical density histogram,
Reference 8
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 724c1bf1-94df-47a4-99c1-ba23c88b55f6 · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Near-duplicate image recognition and content-based image retrieval using adaptive hierarchical geometric centroids,
Reference 9
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation c7669121-7812-4940-94c4-408e2e2d7d08 · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Multi-object image retrieval based on shape and topology,
Reference 10
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation cd377f76-c697-4e24-9dd3-85b97f600a4b · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Geometry-based image retrieval in binary image databases,
Reference 11
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation fefb6731-442a-4397-9ab6-722baf840bfb · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Recognition-by-components: a theory of human image understanding,
Reference 12
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 9f16f424-327c-44df-aa2d-863e91363954 · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Tree edit distance: robust and memory- efficient,
Reference 13
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation bb3bd854-cafe-4a28-8aae-e12a284dcc0d · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Least squares quantization in PCM,
Reference 14
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation a7553ff0-092f-4ec0-b124-4e4ade8e60b1 · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Mean shift: a robust approach toward feature space analysis,
Reference 15
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 2ef1880a-50f0-4bb6-8f6e-7c798ff0bb32 · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Matching hierarchical structures using association graphs,
Reference 16
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 77d60bbb-e70c-427b-bc96-e14defa6901f · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Image classification based on bag of visual graphs,
Reference 17
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation e788d7b0-9338-4628-9eb5-f5895a79187b · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Graph-based bag-of-words for classification,
Reference 18
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 77628b7c-4867-4eaa-a950-a1c6d391224c · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval An affine invariant interest point detector,
Reference 19
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 75ec6261-634d-43f2-9835-41b610cbc82e · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Object recognition from local scale-invariant features,
Reference 20
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 793013cf-b0a6-4e40-b3bc-cc9a296c7e6a · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Trademark image retrieval using a combination of deep convolutional neural networks,
Reference 21
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation bfe7a86b-55d8-46be-a4f7-53d9589e35cb · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Similar trademark image retrieval based on convolutional neural network and constraint theory,
Reference 22
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 97534b39-d504-43ec-a7fd-58a6fda6c8b1 · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval A fast two-dimensional median filtering algorithm,
Reference 23
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 082df06b-70a0-47b8-a26d-a61fbc057576 · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Bilateral filtering for gray and color images,
Reference 24
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 7775d31d-257f-40f0-9967-57918a4ca5f4 · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval A threshold selection method from gray-level histograms,
Reference 25
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 9d0e83c4-58c8-4044-825c-7a2761f41a17 · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Topological structural analysis of digitized binary images by border following,
Reference 26
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 7d787d56-2c84-4cee-9876-bb72123bbf62 · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Invariant image recognition by Zernike moments,
Reference 27
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 1175c7d1-5f01-4ae8-acb0-acb4eaff0884 · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval A survey of shape feature extraction techniques,
Reference 28
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 202c4dc1-7dde-4f1c-9203-56306a155b56 · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval An analysis technique for biological shape. i*,
Reference 29
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation c8ad12d8-e05f-469b-a3a5-1810b527d3bf · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Liu and M
Reference 30
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 843ce78a-ad32-4f68-9159-0a5655d403b1 · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval A region-based shape descriptor using Zernike moments,
Reference 31
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 8ef7605c-8b78-4456-9e52-a16dfb0a1e3b · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval Very deep convolutional networks for large-scale image recognition,
Reference 32
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation fb306bf9-6a4a-48b2-8245-9a4aa167d53c · outbound
Hierarchy-of-Visual-Words: a Learning-based Approach for Trademark Image Retrieval ImageNet: a large-scale hierarchical image database,
Reference 33
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
No inbound Pith citation observations are available.