{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001374},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003268","490:4900001508","490:4900001645","490:4900004088","490:4900002982","490:4900004094","490:4900001922","490:4900000873","490:4900013058","490:4900000643","490:4900002244","490:4900001111","490:4900003669","490:4900000640","494:4940004443","490:4900006092","494:4940002479","494:4940007433","490:4900012972","490:4900000642","494:4940005321","490:4900007664","479:4790002410","479:4790001996","491:4910001268"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,494,494,490,490,494,490,479,479,491],"twin_sims":[0.059014038486173134,0.022742693162669834,0.01229216852527564,0.012161546266429304,0.006753565853990389,0.005592843363054789,0.005239375390135064,0.005194079886061902,0.0018792925982497354,0.001313368203891377,0.0012389544118111017,0.0008556336190220084,0.0008185169089346263,0.0007395675512090976,0.0006109900943879068,0.0005575247990408058,0.00054520864686638,0.0005285624856101984,0.0003857984996721433,0.0003824880253250792,0.0003288441394235904,0.00028339121439732224,0.00027659816609791133,0.00024961903448915933,0.0002216225665043659],"twin_dists":[0.30898010839320866,0.3572616217893824,0.38521714029032283,0.3856846440527399,0.41060408711705626,0.41827922947380985,0.42090367714437327,0.42125148968192655,0.4601612667205344,0.4731126426131146,0.4751875695265278,0.4881507851827305,0.4896807793434194,0.4931621740323914,0.4996516385071701,0.5027335071333928,0.5034824333763159,0.50452016058035,0.5149386780071709,0.5152208883213731,0.5201445380027048,0.5249462588370136,0.5257252758323805,0.529007808113884,0.5327873425403571],"n_dims_used":45,"mean_confidence":0.9137938605414496},"coverage":{"mean_confidence":0.9137938605414496,"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}}