{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001762},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940004310","494:4940006329","487:4870001852","494:4940004311","487:4870001664","487:4870000923","487:4870011465","487:4870001388","490:4900003745","494:4940004540","494:4940004775","487:4870001392","494:4940004660","487:4870002281","487:4870001196","494:4940006224","487:4870000613","487:4870001213","490:4900004003","494:4940003700","496:4960006358","487:4870000936","487:4870001212","487:4870001579","494:4940005156"],"twin_admin_codes":[494,494,487,494,487,487,487,487,490,494,494,487,494,487,487,494,487,487,490,494,496,487,487,487,494],"twin_sims":[0.30762141836383383,0.2171144519491102,0.21296691260481335,0.18768483935585797,0.17693989302225127,0.1691147075970098,0.1672889247881243,0.16129456775089124,0.16030338401102964,0.16025545385425105,0.1556392326774096,0.15513420437022335,0.15314760707586725,0.15289987905681657,0.15224733673400162,0.15217351416468416,0.15196853854387238,0.1480733776568045,0.14492262008121634,0.14389564211634992,0.1432877303723003,0.14314510872752637,0.13980004902496876,0.139468742330889,0.13737827624392177],"twin_dists":[0.19942272253408594,0.22698929477122634,0.2284180604070942,0.237566752213316,0.24171628795422836,0.24485237133181847,0.24559899960562265,0.2480924294159465,0.24851116521791639,0.2485314614371685,0.250507287090779,0.25072603301142526,0.2515915930848254,0.25170010422472183,0.25198655313328777,0.25201901601860544,0.2521092130969615,0.2538404966458419,0.2552656754799958,0.2557351633496643,0.25601424560547775,0.2560798481350171,0.25763262629430667,0.25778792004020407,0.25877419195095996],"n_dims_used":43,"mean_confidence":0.9137300003406613},"coverage":{"mean_confidence":0.9137300003406613,"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}}