{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002681},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002955","474:4740002585","474:4740003135","474:4740002682","474:4740001952","474:4740002160","474:4740002862","474:4740001661","474:4740003132","474:4740002950","474:4740003216","474:4740002054","474:4740002284","474:4740001246","474:4740003215","474:4740003048","474:4740002582","474:4740003045","474:4740001351","474:4740003131","474:4740002865","474:4740002679","474:4740001762","474:4740003130","474:4740002859"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.9618345866597358,0.8630800995355103,0.7920271739089346,0.7675026478976937,0.7580910285782323,0.693556921402759,0.676957197781911,0.5715172145663979,0.5222793387423429,0.520439505687982,0.5188502347219707,0.5092529254345962,0.502666734631654,0.4888400495044262,0.4797953033061507,0.46755506100930616,0.4616168181618329,0.4510497383464437,0.45014417660231726,0.4437267141991162,0.4401144040044515,0.4316824628926944,0.42955929903911394,0.4166714209426927,0.40543923692700556],"twin_dists":[0.036231392979722256,0.07047956540157217,0.08868812504562228,0.09448105172832136,0.09665869957039593,0.11110486683170985,0.11472369036198196,0.1373800361272498,0.1480287394827134,0.14843030334895846,0.14877744697945613,0.15087933216220034,0.1523276467248786,0.15538546881121088,0.15739970417888596,0.16014510790516384,0.16148576516234517,0.1638867481364866,0.16409345743476156,0.16556286501025194,0.1663935566927868,0.1683430880658718,0.16883638210837362,0.17185269015910287,0.17451422550256068],"n_dims_used":45,"mean_confidence":0.9201588948567708},"coverage":{"mean_confidence":0.9201588948567708,"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}}