{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005128},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002474","472:4720005825","469:4690003219","469:4690002688","472:4720004384","472:4720005900","487:4870001840","498:4980002330","496:4960002933","474:4740003321","490:4900005127","472:4720005826","485:4850004604","494:4940001240","479:4790003955","496:4960003462","466:4660004040","479:4790003957","494:4940001239","490:4900005126","484:4840005214","490:4900002322","469:4690002584","467:4670004277","481:4810003156"],"twin_admin_codes":[490,472,469,469,472,472,487,498,496,474,490,472,485,494,479,496,466,479,494,490,484,490,469,467,481],"twin_sims":[0.01511281219821458,0.0020681608691919323,0.0016550060523686573,0.0015667712177429626,0.0014303957627442058,0.0011144369968904462,0.0009889991973828468,0.0006208943570787105,0.0005779469279837804,0.00043004645815238274,0.00033508705643134503,0.00022540918082269477,0.0002212284043148794,0.00021926653423915253,0.00020854505801530965,0.0001680082751128165,0.00015826310583707482,0.0001485502206789991,0.00011598736397348849,0.00010948136664286681,0.00010861684014273143,0.00009807321151818073,0.00008144953134570594,0.00007931776388384588,0.00007901430459991375],"twin_dists":[0.37606289355457284,0.45663749817755817,0.4647964806124309,0.46678048268669026,0.47005967920423464,0.47893252215112747,0.4831197224139986,0.49910850322429784,0.501525043265408,0.5113697172053827,0.5195343189579087,0.5322507240340655,0.5328436957033714,0.533125595772199,0.5347093818686176,0.5414846432340786,0.5433428182485885,0.5453054520553227,0.552906346611679,0.5546646113441669,0.5549056470416235,0.5580009035424468,0.5635872505729094,0.5643804430778341,0.5644949927196631],"n_dims_used":45,"mean_confidence":0.895574442545573},"coverage":{"mean_confidence":0.895574442545573,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}