{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011250},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012177","490:4900011456","490:4900011522","490:4900011524","490:4900011710","490:4900011302","490:4900011081","490:4900011641","490:4900010842","490:4900012165","490:4900011511","490:4900012178","490:4900010035","490:4900008118","490:4900011518","490:4900012182","490:4900011237","490:4900012112","490:4900011838","490:4900011770","490:4900011100","490:4900011140","490:4900011176","490:4900011454","490:4900012119"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5741243979393884,0.32502990621779926,0.3238030829229187,0.2432487031669034,0.24000330917567933,0.2274742350065804,0.18940002181858412,0.18296800846885433,0.1666683524053304,0.15457399732820884,0.14568643084442248,0.12966070069078056,0.12942329215804219,0.12937976585951308,0.11924850499709516,0.1168664228082862,0.11056410028583526,0.10540366788654598,0.10359467726023147,0.10159435530573642,0.0983411340262919,0.09822183667225298,0.0963386844726693,0.09008685658833852,0.08550133152139636],"twin_dists":[0.13682006760244605,0.1947111026056235,0.1950384219690276,0.21838007028738765,0.21941506240070868,0.22349873317289073,0.23691997033259096,0.2393670980802622,0.24585410969165714,0.2509692892364002,0.25491809235413465,0.2625157760239144,0.26263350429682664,0.2626551062010415,0.26784047262224847,0.26910819147511206,0.27256071663237874,0.27550281106359353,0.2765606583787195,0.2777472904813097,0.27971677626926794,0.279789962860415,0.2809545899392177,0.28495427385974936,0.28803006939740716],"n_dims_used":45,"mean_confidence":0.8935192532009548},"coverage":{"mean_confidence":0.8935192532009548,"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}}