{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001117},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003667","490:4900003138","490:4900003380","490:4900002078","490:4900001782","490:4900001104","490:4900003385","490:4900002530","490:4900001920","490:4900002838","490:4900004351","490:4900003939","490:4900002230","490:4900002831","490:4900004071","490:4900002983","490:4900003935","490:4900004072","490:4900004213","490:4900003932","490:4900003658","490:4900003269","490:4900003393","490:4900002676","490:4900003938"],"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":[0.323135541546437,0.20404597059792437,0.20078385901081247,0.14695729372148347,0.13607852472069223,0.11841517970029818,0.1165850110136628,0.1120617538879787,0.10136292565393523,0.09757890746802862,0.09680208371450685,0.09666930139856861,0.09475045575160818,0.08823527384768103,0.08632148469555162,0.08591102708624855,0.08505416995201058,0.08225360447671912,0.08071069535927028,0.07444376802690536,0.07288040794008635,0.06984169694656173,0.06907078078270952,0.06752510134284176,0.06252971131681805],"twin_dists":[0.1952168134901964,0.23155641102475186,0.23272741894476517,0.2543427456738574,0.25939308069014694,0.26828173551254464,0.26925926029906866,0.27172680191911736,0.2778857536199955,0.28018559265508625,0.28066635502547255,0.2807488347290056,0.28195081921800236,0.28618092832165876,0.28747046723232833,0.2877499965432413,0.28833697744411374,0.29028897805080134,0.2913871927651905,0.29602901485843225,0.2972358844130999,0.2996429354933707,0.30026708972107363,0.3015357746872385,0.30580483263290686],"n_dims_used":44,"mean_confidence":0.9118721701882102},"coverage":{"mean_confidence":0.9118721701882102,"n_dims_used":44,"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}}