Paper Citation Record · LEDGER

Improved Visual-Spatial Reasoning via R1-Zero-Like Training

As of 10 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 26 inbound Pith citation observations for arXiv:2504.00883.

A citation records a reference. It does not transfer a finding from one paper to another.

pith.paper-citation-record.v1
2504.00883 v2

Coverage vector

measured 0 of 0 reference resolution

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Source: paper_references, paper_reference_links

measured 26 of 26 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-08-09T06:31:02.800959+00:00

measured 26 of 26 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links, observed 2026-08-07T14:31:18.424642Z

measured 0 of 1 external citation measurements

A source-named dated measurement, never combined with another source.

Source: arxiv_reference, observed 2026-07-03T16:18:37.298889Z

Reference resolution

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External citation measurements

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Outbound references

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Pith citing papers

Observation cfa03b87-9845-4c98-a800-14a7f564b40f · inbound

Time-R1: Post-Training Large Vision Language Model for Temporal Video Grounding cites this paper.

Time-R1: Post-Training Large Vision Language Model for Temporal Video Grounding Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 28

Resolution: verified exact; arxiv_id, observed 2026-05-17T02:40:06.550790Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.

Observation f7b0dbec-41e6-4426-b8ee-c8dd450953f1 · inbound

Reinforcement Fine-Tuning Powers Reasoning Capability of Multimodal Large Language Models cites this paper.

Reinforcement Fine-Tuning Powers Reasoning Capability of Multimodal Large Language Models Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 108

Resolution: unresolved; no resolver link, observed 2026-08-07T14:31:18.424642Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation ff15f0c3-de02-41ae-b59b-5e0d8646e711 · inbound

Video-Holmes: Can MLLM Think Like Holmes for Complex Video Reasoning? cites this paper.

Video-Holmes: Can MLLM Think Like Holmes for Complex Video Reasoning? Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 32

Resolution: verified exact; arxiv_id, observed 2026-05-17T05:40:56.029917Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.

Observation 292307aa-50aa-4b8e-ad88-d44a0372db00 · inbound

Out of Sight, Not Out of Context? Egocentric Spatial Reasoning in VLMs Across Disjoint Frames cites this paper.

Out of Sight, Not Out of Context? Egocentric Spatial Reasoning in VLMs Across Disjoint Frames Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 18

Resolution: unresolved; no resolver link, observed 2026-08-07T12:35:17.956196Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation d04d06b1-776c-47a2-be9f-0e489c873a9d · inbound

Rex-Thinker: Grounded Object Referring via Chain-of-Thought Reasoning cites this paper.

Rex-Thinker: Grounded Object Referring via Chain-of-Thought Reasoning Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 30

Resolution: unresolved; no resolver link, observed 2026-08-07T10:55:14.722576Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 900592f3-cb75-485e-8f6d-57cc9329113b · inbound

WeThink: Toward General-purpose Vision-Language Reasoning via Reinforcement Learning cites this paper.

WeThink: Toward General-purpose Vision-Language Reasoning via Reinforcement Learning Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 56

Resolution: unresolved; no resolver link, observed 2026-08-07T05:27:05.114508Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 1d5a5c88-f935-41fe-ae91-41cd19f4e1c3 · inbound

Improving the Reasoning of Multi-Image Grounding in MLLMs via Reinforcement Learning cites this paper.

Improving the Reasoning of Multi-Image Grounding in MLLMs via Reinforcement Learning Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 21

Resolution: verified exact; arxiv_id, observed 2026-05-19T06:52:08.116778Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.

Observation d1911141-ba6d-45a0-9592-05121f0c56cf · inbound

Enhancing Spatial Reasoning in Vision-Language Models via Chain-of-Thought Prompting and Reinforcement Learning cites this paper.

Enhancing Spatial Reasoning in Vision-Language Models via Chain-of-Thought Prompting and Reinforcement Learning Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 15

Resolution: unresolved; no resolver link, observed 2026-08-06T19:54:48.103936Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation c3a40141-58cc-4308-b02d-db22c41b6f97 · inbound

Why Do MLLMs Struggle with Spatial Understanding? A Systematic Analysis from Data to Architecture cites this paper.

Why Do MLLMs Struggle with Spatial Understanding? A Systematic Analysis from Data to Architecture Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 25

Resolution: unresolved; no resolver link, observed 2026-08-05T11:40:22.714354Z

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Unavailable: canonical work link unavailable.

Observation 2a7ed2cc-0db1-417c-8b68-aae1f1a6ccf7 · inbound

Reinforcement Learning Meets Large Language Models: A Survey of Advancements and Applications Across the LLM Lifecycle cites this paper.

Reinforcement Learning Meets Large Language Models: A Survey of Advancements and Applications Across the LLM Lifecycle Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 100

Resolution: unresolved; no resolver link, observed 2026-08-04T16:07:33.995648Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 85ebea19-bc89-4b8f-a73c-c97ba66a00b4 · inbound

EgoExo-Con: Exploring View-Invariant Video Temporal Understanding cites this paper.

EgoExo-Con: Exploring View-Invariant Video Temporal Understanding Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 27

Resolution: unresolved; no resolver link, observed 2026-08-04T07:23:05.079698Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation b4d6e639-687f-48bd-b459-b9d41f707997 · inbound

VKnowU: Evaluating Visual Knowledge Understanding in Multimodal LLMs cites this paper.

VKnowU: Evaluating Visual Knowledge Understanding in Multimodal LLMs Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 53

Resolution: unresolved; no resolver link, observed 2026-08-03T20:23:04.926420Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 87bc1d6f-4537-455f-bca5-9b40c5226ec0 · inbound

From Correspondence to Actions: Human-Like Multi-Image Spatial Reasoning in Multi-modal Large Language Models cites this paper.

From Correspondence to Actions: Human-Like Multi-Image Spatial Reasoning in Multi-modal Large Language Models Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 2022

Resolution: unresolved; no resolver link, observed 2026-08-03T03:16:49.999803Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 873458e3-a56d-4bd4-a4d4-ed0ab4552919 · inbound

Deeper Thought, Weaker Aim: Understanding and Mitigating Perceptual Impairment during Reasoning in Multimodal Large Language Models cites this paper.

Deeper Thought, Weaker Aim: Understanding and Mitigating Perceptual Impairment during Reasoning in Multimodal Large Language Models Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 10

Resolution: verified exact; arxiv_id, observed 2026-05-21T12:00:04.278492Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.

Observation 28551100-a395-4bf3-8a26-bb319e01047b · inbound

Generation Models Know Space: Unleashing Implicit 3D Priors for Scene Understanding cites this paper.

Generation Models Know Space: Unleashing Implicit 3D Priors for Scene Understanding Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 45

Resolution: unresolved; no resolver link, observed 2026-08-02T17:54:05.713076Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation a1dff7ec-a172-4dc1-b672-2ab691354125 · inbound

EgoMind: Activating Spatial Cognition through Linguistic Reasoning in MLLMs cites this paper.

EgoMind: Activating Spatial Cognition through Linguistic Reasoning in MLLMs Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 24

Resolution: verified exact; arxiv_id, observed 2026-05-13T22:43:22.842223Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.

Observation d8ac2c06-1c86-44a5-9652-b424b447625c · inbound

EgoMind: Activating Spatial Cognition through Linguistic Reasoning in MLLMs cites this paper.

EgoMind: Activating Spatial Cognition through Linguistic Reasoning in MLLMs Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 25

Resolution: unresolved; no resolver link, observed 2026-07-13T14:39:55.177552Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 3548575d-a02f-41b1-b7c1-3d3883a46ef6 · inbound

Enhancing MLLM Spatial Understanding via Active 3D Scene Exploration for Multi-Perspective Reasoning cites this paper.

Enhancing MLLM Spatial Understanding via Active 3D Scene Exploration for Multi-Perspective Reasoning Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 32

Resolution: metadata mismatch; arxiv_id, observed 2026-05-10T23:15:47.770329Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.

Observation 68324a95-075f-4510-afde-f682474e04b7 · inbound

Robotic Manipulation is Vision-to-Geometry Mapping ($f(v) \rightarrow G$): Vision-Geometry Backbones over Language and Video Models cites this paper.

Robotic Manipulation is Vision-to-Geometry Mapping ($f(v) \rightarrow G$): Vision-Geometry Backbones over Language and Video Models Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 37

Resolution: verified exact; arxiv_id, observed 2026-05-11T10:46:01.362635Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.

Observation 75226c71-ce97-427c-87db-a0944021055f · inbound

SSL-R1: Self-Supervised Visual Reinforcement Post-Training for Multimodal Large Language Models cites this paper.

SSL-R1: Self-Supervised Visual Reinforcement Post-Training for Multimodal Large Language Models Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 35

Resolution: verified exact; arxiv_id, observed 2026-05-11T13:36:08.748348Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.

Observation 1ec4db68-218b-4ec9-968b-c9b9a5e89eb6 · inbound

CaMo: Camera Motion Grounded Evaluation and Training for Vision-Language Models cites this paper.

CaMo: Camera Motion Grounded Evaluation and Training for Vision-Language Models Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 23

Resolution: metadata mismatch; arxiv_id, observed 2026-05-20T05:28:04.514201Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.

Observation ff9b5c72-0230-4538-ab8f-ae71625a189f · inbound

Where to Look: Can Foundation Models Reach a Target Viewpoint Through Active Exploration? cites this paper.

Where to Look: Can Foundation Models Reach a Target Viewpoint Through Active Exploration? Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 57

Resolution: verified exact; arxiv_id, observed 2026-06-28T17:12:24.798806Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.

Observation b5b5edfe-f574-464e-9f75-e5a3662b22e0 · inbound

Watch, Remember, Reason: Human-View Video Understanding with MLLMs cites this paper.

Watch, Remember, Reason: Human-View Video Understanding with MLLMs Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 219

Resolution: verified exact; arxiv_id, observed 2026-07-02T17:27:15.583697Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.

Observation 83a601e4-40bf-4523-8d9a-22308548fa91 · inbound

Reason, Then Re-reason: Cross-view Revisiting Improves Spatial Reasoning cites this paper.

Reason, Then Re-reason: Cross-view Revisiting Improves Spatial Reasoning Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 3

Resolution: verified exact; arxiv_id, observed 2026-07-03T08:47:50.499205Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.

Observation 11d33447-b8ce-4e57-bc5e-7f3061ada16f · inbound

SpaceEra++: A Unified Framework Towards 3D Spatial Reasoning in Video cites this paper.

SpaceEra++: A Unified Framework Towards 3D Spatial Reasoning in Video Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 38

Resolution: verified exact; arxiv_id, observed 2026-07-03T16:18:37.300491Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.

Observation 8c4a1fa3-70d6-499e-b42b-d96f56b54eb2 · inbound

Beyond Single Expert: Harmonizing Diverse Visual Priors in MLLMs for Spatial Understanding cites this paper.

Beyond Single Expert: Harmonizing Diverse Visual Priors in MLLMs for Spatial Understanding Improved Visual-Spatial Reasoning via R1-Zero-Like Training

Reference 2026

Resolution: unresolved; no resolver link, observed 2026-08-02T00:23:01.979540Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.