{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002610},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002609","490:4900003205","490:4900003601","490:4900001731","490:4900003583","490:4900003750","494:4940007881","490:4900003562","490:4900002620","490:4900003033","490:4900000171","490:4900003762","466:4660007938","490:4900007383","490:4900006304","480:4800003548","487:4870001120","490:4900007013","490:4900003204","490:4900002165","490:4900004712","470:4700005577","490:4900003464","490:4900006282","490:4900000106"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,490,490,490,466,490,490,480,487,490,490,490,490,470,490,490,490],"twin_sims":[0.3796697139653487,0.21197546429569952,0.19423234152694246,0.18738217586584432,0.18294657228187455,0.18060643167131848,0.15666093910528178,0.1481355266557546,0.1454865622943536,0.13774209111339428,0.13484764447582384,0.132418804374339,0.12567378789562195,0.11165126662002918,0.10465902489841727,0.10043752017078178,0.09543983845967335,0.0800447316811579,0.07704645983010654,0.07539100176400294,0.07330179655562293,0.06916238558733016,0.06853834551837522,0.06835068947103841,0.06586305113257221],"twin_dists":[0.18074997586069433,0.22876237930872886,0.23511947173140124,0.23768131368472176,0.23937535415404096,0.24028079041957873,0.2500663311699868,0.2538126112593177,0.25500891478232995,0.2586017434535663,0.25998327272508076,0.2611598409561255,0.2645148753163969,0.2719545067256466,0.2759365325426917,0.27844190116683465,0.28151679630208426,0.29186641574301053,0.2940644437865532,0.295307702827848,0.29690853983497273,0.3001926285494052,0.30070147756956284,0.30085523116616825,0.3029266485163868],"n_dims_used":45,"mean_confidence":0.917496320936415},"coverage":{"mean_confidence":0.917496320936415,"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}}