{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003944},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002573","470:4700002920","500:5000004851","485:4850002396","466:4660005594","470:4700003230","470:4700004425","488:4880003490","470:4700003945","485:4850003524","470:4700002915","493:4930002077","479:4790003482","466:4660005715","485:4850000499","479:4790003905","493:4930000277","493:4930000857","488:4880005913","493:4930002396","466:4660005750","493:4930000164","481:4810004643","499:4990001347","470:4700002409"],"twin_admin_codes":[470,470,500,485,466,470,470,488,470,485,470,493,479,466,485,479,493,493,488,493,466,493,481,499,470],"twin_sims":[0.18842165453776463,0.15183776466016172,0.14784969380674506,0.13569539595053445,0.12135630551468123,0.11706375825241988,0.11117046727405731,0.10994979693821878,0.10733284491450763,0.09981142961265124,0.09911881493354392,0.09430100149031487,0.09128495450999936,0.09001690822275761,0.08911900154650293,0.08684586484416744,0.08328174272075047,0.0801406772709184,0.07941412670165188,0.07779413606139712,0.07568086310969792,0.0743801338483303,0.07415992234914313,0.07360143918634794,0.07357049533474322],"twin_dists":[0.23728839991053788,0.2521668052927188,0.25394093203261586,0.2595763556678948,0.26673477812991253,0.2690024232861587,0.2722220381843719,0.2729052950161914,0.2743901279641116,0.27882044511448945,0.2792413829816104,0.2822351289392832,0.2841711534614818,0.28500024891725345,0.2855929466684557,0.28711488939036983,0.28956628407344775,0.29179717731587834,0.2923231513770487,0.2935099752337785,0.2950884367636066,0.2960777368971284,0.29624660391410207,0.2966766949942813,0.29670060205228155],"n_dims_used":43,"mean_confidence":0.9111469180084938},"coverage":{"mean_confidence":0.9111469180084938,"n_dims_used":43,"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}}