{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010074},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009976","490:4900008712","490:4900009775","490:4900009776","490:4900008709","490:4900008942","490:4900009567","490:4900004649","490:4900009874","490:4900010171","490:4900009161","490:4900007936","490:4900009265","490:4900010878","490:4900009058","490:4900007933","490:4900009475","490:4900009473","490:4900009054","490:4900009371","490:4900009566","490:4900009891","490:4900011472","490:4900004662","490:4900005484"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.581018738085217,0.4516182912985798,0.43938411968950375,0.412662958437995,0.40392973935368737,0.35982413736004093,0.32965497091313184,0.32932583009296407,0.31719591322411295,0.2991740676269472,0.27324786117167543,0.26830435585979295,0.26700834415072233,0.25850681479060506,0.24219056641621983,0.24124695335648505,0.23998324702949553,0.2374443488636737,0.23492442429216143,0.23388477990329637,0.2304961632977891,0.23020983759491892,0.2066631173539141,0.20070303498677186,0.19876609661947453],"twin_dists":[0.13534046667067234,0.16375704554513829,0.16656181581331622,0.1727988814770296,0.1748743770781187,0.18569234867307383,0.19348323592551744,0.19357030133842673,0.19681326299309285,0.20176407766446758,0.20920486049400921,0.21067173428026092,0.2110590584496667,0.21362937699884613,0.2187165336894471,0.21901738480419305,0.21942148858546837,0.22023757005304267,0.2210532002955978,0.22139137273270856,0.22250051238504626,0.2225947211395805,0.23062617372715533,0.23275659805281662,0.23345830779938154],"n_dims_used":45,"mean_confidence":0.9199556138780381},"coverage":{"mean_confidence":0.9199556138780381,"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}}