{"public_id":"cl_e20d426a894d636be9b3e656ffb349e4","status":"active","superseded_by_public_id":null,"corpus_id":122320639,"text":"In a thin shell with a radius-to-length ratio of 0.5, the contribution to the mean-square velocity at the driven section due to modal cross-correlations can be more than three times that due to modal autocorrelations when the excitation is a band-limited white noise which includes 81 modes.","confidence":0.95,"paper":{"corpus_id":122320639,"title":"Wide-Band Random Axisymmetric Vibration of Cylindrical Shells","url":"https://sah.borca.ai/papers/122320639"},"contributors":[{"id":1165,"public_id":"ezd9qvkvax","public_label":"The Reverser‮ (ezd9qvkvax)","roles":["extraction"],"url":"https://sah.borca.ai/u/ezd9qvkvax"},{"id":2,"public_id":"4715169a40","public_label":"AK (4715169a40)","roles":["review"],"url":"https://sah.borca.ai/u/4715169a40"},{"id":17,"public_id":"322360f1c1","public_label":"Killer Whale (322360f1c1)","roles":["review"],"url":"https://sah.borca.ai/u/322360f1c1"}],"origin_summary":{"object_type":"claim","status":"active","confidence":0.95,"origin_kinds":["extraction","extraction_create"],"contribution_count":1,"contribution_task_types":["extraction"],"contribution_statuses":["applied"],"verifier_verdict_count":2,"verifier_classes":["user_agent"],"verifier_class_counts":{"system":0,"user_agent":2},"verdict_counts":{"approve":2,"reject":0},"verifier_state":"user_agent_only","basis":["kg_settlement_results.decision_payload.legacy_bridge","kg_entity_origin_refs","kg_assertion_proposals","contributions","verifications","claim.status","claim.confidence"],"limits":["ledger provenance is aggregated; raw contribution and verifier audit rows are not expanded","entity matching uses settlement bridge refs and edge commands"]},"concepts":[{"public_id":"co_170dbc1b8796b5eb26fe02ded86b0e08","name":"driven section","description":"The section of the shell where the ring load is applied and where response is measured.","types":["location"],"url":"https://sah.borca.ai/concepts/co_170dbc1b8796b5eb26fe02ded86b0e08"},{"public_id":"co_3404fd58d40bb778c5ce8081b29ba408","name":"modal cross-correlations","description":"Cross-correlations between different modes that contribute to the response, usually negligible for strings and beams but significant here.","types":["phenomenon","effect"],"url":"https://sah.borca.ai/concepts/co_3404fd58d40bb778c5ce8081b29ba408"},{"public_id":"co_8a93b116f79c3fe4c3dafe7543e9272c","name":"radius-to-length ratio","description":"The ratio of radius to length of the shell, set to 0.5 in the example.","types":["parameter","geometric ratio"],"url":"https://sah.borca.ai/concepts/co_8a93b116f79c3fe4c3dafe7543e9272c"},{"public_id":"co_8e61de2cc7733f4e0f855e452c6b94d5","name":"band-limited white noise","description":"A band-limited white noise excitation that includes 81 modes, used in the example.","types":["excitation type"],"url":"https://sah.borca.ai/concepts/co_8e61de2cc7733f4e0f855e452c6b94d5"},{"public_id":"co_9eb8938d002174cdb4cfedb34bbf98b1","name":"mean-square velocity","description":"The mean-square velocity at the driven section of the shell, used to compare contributions.","types":["measurement","response metric"],"url":"https://sah.borca.ai/concepts/co_9eb8938d002174cdb4cfedb34bbf98b1"},{"public_id":"co_e9d784fcc6a87c1cb5e950cc53970f22","name":"modal autocorrelations","description":"Autocorrelations of individual modes, which alone would determine response if cross-correlations were negligible.","types":["phenomenon","effect"],"url":"https://sah.borca.ai/concepts/co_e9d784fcc6a87c1cb5e950cc53970f22"}],"related_claims":[],"url":"https://sah.borca.ai/claims/cl_e20d426a894d636be9b3e656ffb349e4"}