{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001594},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001192","494:4940008432","490:4900001327","490:4900001334","490:4900003221","480:4800004435","490:4900005270","490:4900002186","494:4940008512","496:4960007782","496:4960009381","490:4900002019","490:4900001168","494:4940008532","494:4940007928","490:4900000621","490:4900002048","490:4900000587","494:4940008227","490:4900001029","494:4940008526","490:4900002172","496:4960012056","494:4940008414","494:4940008023"],"twin_admin_codes":[490,494,490,490,490,480,490,490,494,496,496,490,490,494,494,490,490,490,494,490,494,490,496,494,494],"twin_sims":[0.7645924579765528,0.5550892532237465,0.4912181365030152,0.47878904282606966,0.4549425689132951,0.45460443698527553,0.41658437432290746,0.41348380380454225,0.39899789076196623,0.3648510286636747,0.3590495842916561,0.3427811159673048,0.3405198552090269,0.34035380234885926,0.33573171546941377,0.32834625197268674,0.3261344734148632,0.3209410355517965,0.3162408909782363,0.3152491945492897,0.31077294226081115,0.3092785534592466,0.3075796038031356,0.3064498124387467,0.3041767988937696],"twin_dists":[0.09515685247283782,0.1409154779395157,0.1548577749019352,0.1576245288486382,0.16299988995004228,0.1630768116664826,0.1718731955953729,0.17260479958793642,0.17605531308554107,0.1844278219496049,0.18588798689158645,0.1900488640197278,0.19063538421425755,0.1906785366048468,0.1918842613830573,0.19382970616327272,0.1944169877077317,0.1958047195761479,0.1970715181523655,0.19734015803567956,0.19855874255007935,0.1989677942899216,0.1994342199705568,0.1997452118804613,0.2003729055798515],"n_dims_used":45,"mean_confidence":0.9170056660970052},"coverage":{"mean_confidence":0.9170056660970052,"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}}