{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850005856},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000003089","470:4700005259","479:4790001873","481:4810003271","467:4670001921","480:4800003537","470:4700008420","469:4690001432","496:4960005301","473:4730003096","480:4800004415","480:4800005026","498:4980002458","485:4850007473","480:4800004941","480:4800004423","473:4730002032","494:4940008488","480:4800004252","481:4810003062","480:4800004339","479:4790003785","479:4790003872","485:4850005438","480:4800004770"],"twin_admin_codes":[500,470,479,481,467,480,470,469,496,473,480,480,498,485,480,480,473,494,480,481,480,479,479,485,480],"twin_sims":[0.0024957874616217436,0.0024933445762703706,0.0023437426953586676,0.0014579553809313211,0.0013692834961459505,0.0013408407674466922,0.00103602083360636,0.0008924085492344551,0.0008806161094210028,0.0008330589099578345,0.0007781170925686837,0.0006013505926720026,0.0005618472045596646,0.0005562958045675911,0.0005155080286932211,0.00045675925646879596,0.00044165562234760173,0.00039032753218064606,0.0003780499558629212,0.00032068096964682426,0.000302224834152773,0.00024761880608341124,0.00024146449365327604,0.00019103894165737928,0.00017498380826245867],"twin_dists":[0.4496415677712767,0.4496783020584586,0.4519933018346331,0.46937438388281155,0.4716238774676276,0.4723740042367834,0.4814952955937148,0.486694534948503,0.4871553333569205,0.48907380441391696,0.49142122412641476,0.5001881960504473,0.5024743250080823,0.50280754309772,0.5053555546090029,0.5093780739814352,0.5104903407999797,0.5145562395178092,0.5156028338204985,0.5209590537607219,0.5228747288983413,0.5292642731145195,0.5300657592770389,0.5374680587238005,0.5402159582213661],"n_dims_used":45,"mean_confidence":0.9130667792426215},"coverage":{"mean_confidence":0.9130667792426215,"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}}