{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004579},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003608","490:4900003071","490:4900003878","490:4900002022","490:4900003737","490:4900003056","490:4900001586","490:4900003072","490:4900002606","490:4900004014","490:4900002778","490:4900002488","490:4900003338","490:4900003477","490:4900003346","490:4900004305","490:4900001997","490:4900002016","490:4900001296","490:4900003604","490:4900001699","490:4900004150","490:4900003603","490:4900001720","490:4900004164"],"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":[0.7739073103402909,0.5279750377606633,0.5011167397927911,0.48626755377068287,0.44956377727508434,0.44769870388201277,0.44286563693764663,0.4378645387265977,0.43518887319901745,0.431258025676487,0.42854506539781895,0.4234157123564655,0.41249374659170335,0.40828545337521815,0.4050924457276065,0.39070063855670506,0.38558102617829043,0.3842930731137965,0.3821690922944612,0.38149693431617465,0.3800986963040141,0.3784631046213225,0.3783730091338776,0.37409495294037365,0.37380572351175917],"twin_dists":[0.09298562830293645,0.14678762200688383,0.1526692349095631,0.1559571740920739,0.16422602474058728,0.16465245623226224,0.16576064106642702,0.16691228282219847,0.16753055279627058,0.16844162248545508,0.1690723790280919,0.1702694462244733,0.17283891103533663,0.17383676678896595,0.17459691342426814,0.1780572724831954,0.17930243531292311,0.17961691423665554,0.18013662724356636,0.1803013847072045,0.1806445652519043,0.1810467764598275,0.18106895645686544,0.18212512219463536,0.18219674000283673],"n_dims_used":45,"mean_confidence":0.9169558207194011},"coverage":{"mean_confidence":0.9169558207194011,"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}}