Pith. sign in

Paper Citation Record · LEDGER

Improved GM(1,1) model based on Simpson formula and its applications

As of 16 August 2026, this Paper Citation Record lists 36 of 36 outbound references and 0 inbound Pith citation observations for arXiv:1908.03493.

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

pith.paper-citation-record.v1
1908.03493 v2

Coverage vector

measured 36 of 36 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links, observed 2026-08-14T15:24:18.747179Z

measured 36 of 36 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-08-16T06:30:59.297886+00:00

measured 0 of 0 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links

measured 0 of 1 external citation measurements

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

Source: cited_works

Reference resolution

36 of 36 outbound references displayed

  • verified exact0
  • verified fuzzy8
  • unresolved28
  • parse uncertain0
  • malformed identifier0
  • metadata mismatch0

External citation measurements

No source-named external measurement is stored.

Outbound references

Observation 93d7f276-fd96-41c7-9122-929240ccf6ad · outbound

This paper cites Deng, Control problems of grey systems, Systems & Contro l Letters 1 (5) (1982) 288–294.

Improved GM(1,1) model based on Simpson formula and its applications Deng, Control problems of grey systems, Systems & Contro l Letters 1 (5) (1982) 288–294

Reference 1

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:24:19.136430Z

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.

source=pdf_text observed=2026-08-14T15:24:18.629204Z digest=sha256:e19e2ec114f30dea69b13e0ce571cf8b5579e9b50e0155d091d4aa6c38d77e33

Observation 385bb3a7-f73e-490b-890b-bcfff6347c99 · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 2

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:19.126181Z

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.

source=pdf_text observed=2026-08-14T15:24:18.633360Z digest=sha256:77718ad038ad009d33daa709eb50a57421adfa4cccba975cb6ba2e346db16d55

Observation 5092cc2c-cffb-457e-a097-df3cf2b4e74b · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 3

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:19.116358Z

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.

source=pdf_text observed=2026-08-14T15:24:18.636999Z digest=sha256:5492e654d171d915241c7b0ce4ac962cb623c90d899d8cfe089939371e51c028

Observation 8b086917-9633-43e6-8d7f-fd98af4792b0 · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 4

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:19.105795Z

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.

source=pdf_text observed=2026-08-14T15:24:18.640694Z digest=sha256:5c8ed496eff57f96779f3acf63b0f17308793eee764fedc9956a710900686de3

Observation 40e531c7-8dfe-441f-a993-d65bf653b62d · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 5

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:19.095449Z

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.

source=pdf_text observed=2026-08-14T15:24:18.644529Z digest=sha256:058baaf7ca9b25c2f9e17d09603f61dd8ab0b7184c8a27ee429dee5f08268fe1

Observation 7c78c1fc-978c-4666-99c7-f72cedceb2e5 · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 6

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:19.084986Z

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.

source=pdf_text observed=2026-08-14T15:24:18.648029Z digest=sha256:9f3f24cc8572694f760fded0be586b38619ae98cf0d090586c6636a0a900f87e

Observation 290f282a-b1b9-4b5a-be97-e2c85a85703c · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 7

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:19.074033Z

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.

source=pdf_text observed=2026-08-14T15:24:18.651618Z digest=sha256:c5530a9915389ad93c8e106f1cb2b6e81e5bdd64b59edbb678fee980ab616c3b

Observation cb6114a9-599f-4d94-a3d9-8a11fc678607 · outbound

This paper cites Huang, C.-L.

Improved GM(1,1) model based on Simpson formula and its applications Huang, C.-L

Reference 8

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:24:19.063592Z

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.

source=pdf_text observed=2026-08-14T15:24:18.654919Z digest=sha256:b76622d8b7f587ec388a126657439ede44354ff6ea5f8392f5c02f2465ca8a37

Observation 0698d99d-1885-49b5-83f4-5efc2162e4b8 · outbound

This paper cites Chang, H.-C.

Improved GM(1,1) model based on Simpson formula and its applications Chang, H.-C

Reference 9

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:24:19.053094Z

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.

source=pdf_text observed=2026-08-14T15:24:18.658315Z digest=sha256:015147faec6f2648d0b35a147909bcb5d60f9b3f8c2cc4efa15814655ccb5e60

Observation 20342b9a-976a-4388-8542-ab6ccdc0d45f · outbound

This paper cites Chen, P.-H.

Improved GM(1,1) model based on Simpson formula and its applications Chen, P.-H

Reference 10

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:24:19.042778Z

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.

source=pdf_text observed=2026-08-14T15:24:18.661575Z digest=sha256:b9ddbbd46a52bd2b4ba9014a383aaef51a2e6e68e02f2cbd0f3e4e1c443c6fea

Observation 21e5296c-c3d0-46d0-954c-80df14496868 · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 11

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:19.031970Z

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.

source=pdf_text observed=2026-08-14T15:24:18.664812Z digest=sha256:8085adb32f4c43b3320dbfb59b791c03bafe7157bf2bb95da111805da8270504

Observation 899a1e00-7992-4f6e-aefe-a12426e93597 · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 12

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:19.021379Z

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.

source=pdf_text observed=2026-08-14T15:24:18.668121Z digest=sha256:f2f8b9819d5df9baa312773f80d651fb91902ddf7dc3d2bca43aa8c12e3e6ceb

Observation e8ed615b-d6d8-4d2f-96dc-c4519ad065f1 · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 13

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:19.011087Z

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.

source=pdf_text observed=2026-08-14T15:24:18.671868Z digest=sha256:e2c5d51e8946a8240bc80359edf84aae373401f55f0d116008afd670697553b3

Observation 3357c0a5-c924-40a2-b65e-94f5bfd6e710 · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 14

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:18.999412Z

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.

source=pdf_text observed=2026-08-14T15:24:18.675140Z digest=sha256:c0bd8f848cd69c520197c302572f7cd2214a75ef11896501755351b21e895435

Observation bba381d3-ea92-4064-a167-a412959e0fcf · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 15

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:18.988499Z

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.

source=pdf_text observed=2026-08-14T15:24:18.678693Z digest=sha256:65dd595ac4360584bf4609aefc5c2305338ef2dce68fe1ffd77ffe74a2d6af33

Observation 72a917a8-78ee-47d6-8403-733f3eaebb1e · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 16

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:18.977513Z

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.

source=pdf_text observed=2026-08-14T15:24:18.681876Z digest=sha256:4a609426fde7fcf05d2394073e3b9bbbe5ce7e92e3195499323800876665f3b2

Observation 9e27a5c6-4a29-4609-8889-a3ceb131a026 · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 17

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:18.967668Z

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.

source=pdf_text observed=2026-08-14T15:24:18.685138Z digest=sha256:de676a6cdf390a8fb9651a2c0ebb26773c41a9ce0a224898145df82484e296b3

Observation ffa2abca-d5a3-4e54-9480-c99463b80d71 · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 18

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:18.957576Z

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.

source=pdf_text observed=2026-08-14T15:24:18.688452Z digest=sha256:03e42ca27ea0f1197001f7814bc300015a1cc71c7e9e9d01594452b21a5728d5

Observation 7f96cf85-9b7a-4bf5-bb25-3a04e612ccb6 · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 19

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:18.948000Z

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.

source=pdf_text observed=2026-08-14T15:24:18.691494Z digest=sha256:ddcaada4eaaad5ab4381aded5ef41acd1a71994c832692f1d5d3bf786ee3c584

Observation a4338839-404b-4689-adc4-24de28c14040 · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 20

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:18.938587Z

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.

source=pdf_text observed=2026-08-14T15:24:18.694623Z digest=sha256:add140b2b2d5c28b4382b7fecc5a01b48984f70a51c8821e80471e4ec1b91fab

Observation 9b77f913-7c15-4619-bd4f-27be5c85638d · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 21

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:18.928574Z

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.

source=pdf_text observed=2026-08-14T15:24:18.698084Z digest=sha256:c0e85696b54233d596e6ef1c56c4d6347a2af12aa869172a392ce67f97654e93

Observation f874590f-dc17-4d1b-b3cf-f859d5531031 · outbound

This paper cites Zhang, Y.

Improved GM(1,1) model based on Simpson formula and its applications Zhang, Y

Reference 22

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:24:18.918298Z

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.

source=pdf_text observed=2026-08-14T15:24:18.701294Z digest=sha256:98edaa066fa60be06c8456530cae9dae8a5d9ec2560bb0b378fe7654df894b45

Observation 30a26b46-de20-41c7-b138-99ac92c7bcd4 · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 23

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:18.908062Z

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.

source=pdf_text observed=2026-08-14T15:24:18.704565Z digest=sha256:3393607055e45dae19201e04595c2f70ce6696ff790ce15e15c3035467cc3bc7

Observation a691d830-38c0-4fc4-aa86-7951e952ce5f · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 24

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:18.897952Z

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.

source=pdf_text observed=2026-08-14T15:24:18.707881Z digest=sha256:df94484e490c65807ac8eb119cfd9d4cfd5dbd32fc086cafa201cb84b15b0fbf

Observation 17b2d485-6a63-4846-a36e-a05819c9ccc6 · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 25

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:18.888543Z

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.

source=pdf_text observed=2026-08-14T15:24:18.710936Z digest=sha256:af1e53f733991dc5226fbe92391801a6285260d5401114767de3571cf8c5fead

Observation 72f2e4f1-6392-4e16-ae90-2ddd39aad17a · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 26

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:18.878719Z

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.

source=pdf_text observed=2026-08-14T15:24:18.714118Z digest=sha256:eb892e261be717e364c6d045ad37843e31249fed0cf412317f33710f18f97035

Observation 7e89ab99-4bc5-4770-9422-ae437cb0ba64 · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 27

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:18.868592Z

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.

source=pdf_text observed=2026-08-14T15:24:18.717186Z digest=sha256:7b5e0945855273838e97492935384f8f496a20957b26ad0109aa676065a3f364

Observation 2aa1a0ec-ad61-4bc1-8751-a52a4b088657 · outbound

This paper cites Salehi, N.

Improved GM(1,1) model based on Simpson formula and its applications Salehi, N

Reference 28

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:24:18.859109Z

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.

source=pdf_text observed=2026-08-14T15:24:18.720641Z digest=sha256:3d7cc7c35b085e83b0730512b7328a01f673e3dec5c0fcba56e0052047b6c94f

Observation ab69c7a1-f34a-4526-909a-dfe96971b425 · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 29

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:18.849209Z

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.

source=pdf_text observed=2026-08-14T15:24:18.724255Z digest=sha256:a9d0cda8fcf7e8a32da20351458ba0623b6ac9344e67b2e85f9edac72d3b1c69

Observation 74dbe5cb-9159-468a-8476-e2459528fd92 · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 30

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:18.839026Z

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.

source=pdf_text observed=2026-08-14T15:24:18.727708Z digest=sha256:4ea24f59d865676c4fcebdb95ca25fc3c527ff22bef31b1428e3c1d3abff2ebd

Observation 1602c8a3-1a79-4072-8737-583eb8887ac1 · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 31

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:18.828539Z

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.

source=pdf_text observed=2026-08-14T15:24:18.731110Z digest=sha256:9ec2136291aee2fa418465aac21637f4d89f41dea53bb0c2f8380ee34107bb79

Observation a34d3d0b-b4df-4a9e-b1bb-5089a40826b8 · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 32

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:18.817845Z

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.

source=pdf_text observed=2026-08-14T15:24:18.734324Z digest=sha256:85cb8391b1abbd1480e506992f4144db9084bbbe8a6e79c60b682f4b52921b7a

Observation aecdf90e-aa16-4a1d-b5fc-d1fad5320d9a · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 33

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:18.808465Z

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.

source=pdf_text observed=2026-08-14T15:24:18.737594Z digest=sha256:6ece6ba8f844065ca04f361107044dd4e7ad4014dd763bb7a87ef581626298f6

Observation a1a39c01-b634-440c-b301-82c8d9b635a9 · outbound

This paper cites Ma, A brief introduction to the grey machine learning, Journa l of Grey System 31 (1) (2019) 1–12.

Improved GM(1,1) model based on Simpson formula and its applications Ma, A brief introduction to the grey machine learning, Journa l of Grey System 31 (1) (2019) 1–12

Reference 34

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:24:18.798377Z

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.

source=pdf_text observed=2026-08-14T15:24:18.740542Z digest=sha256:0e85a1e183843f18bbb014c5c378f5e81750ecd12d69dd2af303166c7d2bcaab

Observation 30a9bc0a-8514-46a1-a21e-1236bf6c9108 · outbound

This paper cites Wang, V.-T.

Improved GM(1,1) model based on Simpson formula and its applications Wang, V.-T

Reference 35

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:24:18.787625Z

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.

source=pdf_text observed=2026-08-14T15:24:18.743904Z digest=sha256:65a5509015736dcd0a25b12cf1e1450663f00162aed63c897bf35cc85d15f20a

Observation bf914000-953a-488d-9d06-16597e87e642 · outbound

This paper cites an unresolved cited work.

Improved GM(1,1) model based on Simpson formula and its applications Unresolved cited work

Reference 36

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:24:18.777658Z

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.

source=pdf_text observed=2026-08-14T15:24:18.747179Z digest=sha256:90eff2700dfe2d5f25a302be0410e6ba25b9f4f1ba0d34e0b273aa9dfd40fafa

Pith citing papers

No inbound Pith citation observations are available.