{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001020},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000746","480:4800000982","480:4800001016","480:4800000943","480:4800000902","480:4800001064","480:4800000559","480:4800001060","480:4800001174","480:4800000901","480:4800000421","480:4800000860","480:4800001021","480:4800001118","480:4800000981","480:4800000866","480:4800001065","480:4800000361","480:4800001022","495:4950001224","480:4800000453","480:4800001184","480:4800001119","480:4800001176","480:4800000983"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,480,480,480],"twin_sims":[0.8658114506440456,0.7959989486225012,0.7916632818078596,0.7788572884692514,0.7704286789034749,0.770357897649894,0.7527007600266912,0.7231744453827856,0.720431740929061,0.7184330379804239,0.6907969637402336,0.6803117286606076,0.6519430265737376,0.6390365575984198,0.6352641595878086,0.6216196759482234,0.61371126298305,0.6091607293222586,0.6051520705376549,0.5971210328456998,0.5955437399053917,0.5933426775979833,0.5801410667087679,0.5738385990389706,0.5690187557676805],"twin_dists":[0.06971928574554145,0.08773161756830924,0.08877548264968758,0.09182180411111437,0.09379927016019546,0.09381579037727954,0.09789599553847259,0.10456385338535013,0.1051750199016759,0.10561962726996638,0.11170856822907024,0.11399461313275733,0.12013187938872824,0.12290733235957038,0.12371720782651147,0.1266428530483527,0.12833685543312343,0.12931131530060475,0.13016968073934115,0.1318895019223125,0.1322273378335374,0.13269883087991774,0.13552873968341977,0.13688143859813015,0.13791690743440702],"n_dims_used":42,"mean_confidence":0.9001722789946056},"coverage":{"mean_confidence":0.9001722789946056,"n_dims_used":42,"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}}