{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002256},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002258","480:4800001668","480:4800002305","480:4800002388","480:4800002529","480:4800002155","480:4800002246","480:4800001786","480:4800002386","480:4800002248","480:4800002211","480:4800001614","480:4800002483","480:4800002255","480:4800001782","480:4800002338","480:4800001611","480:4800001335","480:4800002482","480:4800002261","480:4800002309","480:4800002536","480:4800002019","480:4800002389","480:4800002353"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8004771223105582,0.6453883448726054,0.5892748534434563,0.5780187922782604,0.5739695646142156,0.5001771293967857,0.4987258949662188,0.4984294937488821,0.4820623374808386,0.48179169413528705,0.4745899302986876,0.46851036744763197,0.4541717310003321,0.4419591312870433,0.427025739343947,0.4181504900681358,0.41634053822444556,0.3981026984701259,0.3816984026893863,0.38022367299928317,0.37534764946160526,0.35583241844285063,0.35267118385309176,0.3397205234207329,0.337589894344932],"twin_dists":[0.08664630245683817,0.12154240709383764,0.13357040887344881,0.13598409544723059,0.13685331534271247,0.1528764483468231,0.15319670414247544,0.1532621455560339,0.15689373922700156,0.1569541027575998,0.15856437293575323,0.15992998212569448,0.16317527859389186,0.16596901183124763,0.16942633247756356,0.17150454804413665,0.17193064547464407,0.17627037661024783,0.1802519867142063,0.18061386648270114,0.18181524804373675,0.18670291155114066,0.18750738089657099,0.1908432114135828,0.19139846474521088],"n_dims_used":43,"mean_confidence":0.9203826549441315},"coverage":{"mean_confidence":0.9203826549441315,"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}}