{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005148},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780008198","493:4930001149","496:4960010302","478:4780007963","480:4800003975","480:4800004549","493:4930003074","493:4930001401","480:4800005836","493:4930000636","493:4930001057","485:4850000222","493:4930002391","466:4660003246","466:4660000037","496:4960006677","493:4930002029","478:4780007962","481:4810000417","480:4800004633","480:4800003974","480:4800004461","493:4930001273","493:4930000458","480:4800004720"],"twin_admin_codes":[478,493,496,478,480,480,493,493,480,493,493,485,493,466,466,496,493,478,481,480,480,480,493,493,480],"twin_sims":[0.05568109969286209,0.052683263088964365,0.046584699939369915,0.04371546992650082,0.04311012870810387,0.04215472028941627,0.038673898786556346,0.036340810798582694,0.03116434306300506,0.02996541456542564,0.027245971773453056,0.02584918478465424,0.025669193336790304,0.025216000631338022,0.02431094300169737,0.022918234316089886,0.02252122400686415,0.021647896547717465,0.02118597350020914,0.020839561926981682,0.020401680848431778,0.020162658978126264,0.01959377332529299,0.019355630951940477,0.01932064313159188],"twin_dists":[0.31213757240768447,0.3151140198336165,0.32163191245442185,0.32494862682283066,0.3256716289924725,0.3268303078756664,0.3312482015093077,0.3344016563628324,0.34206487775255345,0.34399392403459733,0.3486277155142939,0.35116467749631686,0.3515001453627263,0.35235389009758555,0.35409933974278024,0.3568984195687597,0.35772333824992214,0.35958335890093934,0.36059369891829407,0.36136404322900656,0.36235391534295686,0.3629020845145734,0.3642299119833745,0.3647957682456133,0.3648794152677802],"n_dims_used":43,"mean_confidence":0.9223139563272166},"coverage":{"mean_confidence":0.9223139563272166,"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}}