{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003312},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002895","490:4900003711","490:4900004556","490:4900004004","490:4900003853","490:4900003582","490:4900003040","490:4900004811","490:4900003718","490:4900004003","490:4900003880","490:4900002291","490:4900007489","490:4900003041","490:4900004158","490:4900003183","490:4900002290","490:4900002443","490:4900002136","490:4900003714","490:4900007379","490:4900005099","490:4900004551","490:4900003192","490:4900004671"],"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":[0.5451953679098224,0.5394841066360417,0.4901516258459618,0.45232607557228627,0.37967201992867966,0.36667640883236774,0.34761746747035416,0.34555745442220137,0.34161394463669575,0.3385481833196258,0.31834967798764646,0.30905506696612406,0.30863597929967296,0.3004154408267073,0.29835286185699467,0.29077672217125583,0.2891632819239531,0.28020142033953843,0.2738224728535382,0.26488020970441706,0.25822230474841035,0.25576833161188123,0.24002785246997743,0.22916233308228887,0.2274905131620198],"twin_dists":[0.14305202555069044,0.14428838738974373,0.15509433733659622,0.16359566505243958,0.18074940907973994,0.18397082503651707,0.18880129298779158,0.18933155642651422,0.19035134293363304,0.1911484968032773,0.19650184902505421,0.19902906550273075,0.19914403150001203,0.20141761547955997,0.20199373563705464,0.2041302710972098,0.20458952509962225,0.20716886625026276,0.2090354215365669,0.21169761291790198,0.213716305675939,0.21446861113897156,0.21940720131638913,0.22294003822383227,0.22349333265619717],"n_dims_used":45,"mean_confidence":0.9206220838758681},"coverage":{"mean_confidence":0.9206220838758681,"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}}