{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005754},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006501","490:4900006264","490:4900006384","490:4900006262","490:4900007234","490:4900006760","490:4900006147","490:4900006381","490:4900007235","490:4900006385","490:4900006009","490:4900005487","490:4900005898","466:4660004771","490:4900006746","490:4900006263","490:4900006144","466:4660004266","490:4900001284","490:4900012421","490:4900006985","490:4900006498","490:4900008308","490:4900006158","490:4900006625"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,466,490,490,490,490,490,490,490],"twin_sims":[0.6042662361767601,0.444123474737964,0.42624272623851645,0.39236654195487375,0.3153202202464487,0.26300627330858445,0.2618871184853825,0.257692865033352,0.25324537614646814,0.24980513931393508,0.23216189446404528,0.22634925147346255,0.22308501191595817,0.20212899441535573,0.1908497379278787,0.17890765067412837,0.15876571279944537,0.14374397044788,0.13343820680171464,0.12398742443223462,0.12109860576663446,0.11681917271013548,0.11189081450731281,0.10652531966251796,0.10586574572780341],"twin_dists":[0.13035936338535967,0.16547178500690776,0.16960895159618888,0.1776537555160463,0.19732090203862873,0.21226254828465824,0.21260114114101616,0.2138782306763795,0.2152468454448806,0.21631601635186382,0.22195396596392758,0.22387258510842,0.2249643837369543,0.232242980197025,0.23637648158665656,0.24094328915410756,0.24916451141983922,0.25580471124635246,0.26066406737055603,0.26537493547357033,0.2668691696360954,0.26913353698875686,0.2718215467807458,0.27485397482498364,0.2752348682573475],"n_dims_used":45,"mean_confidence":0.9177985297309028},"coverage":{"mean_confidence":0.9177985297309028,"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}}