{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004772},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004634","490:4900004917","490:4900004633","490:4900006312","490:4900002545","490:4900007429","490:4900005704","490:4900005574","490:4900005833","490:4900002691","490:4900003937","490:4900005705","490:4900003801","490:4900005174","490:4900004915","490:4900005830","490:4900005038","490:4900004916","490:4900001243","490:4900002682","490:4900002397","490:4900005573","490:4900001780","490:4900005572","490:4900004746"],"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":[0.06227830685763969,0.06107673883661558,0.05712919294369511,0.0460416991972522,0.04093148191488828,0.03982860484719132,0.03749742406951211,0.03695317919524354,0.02572345986660913,0.020765371896509215,0.01813303493965142,0.016372163850319876,0.014683942094917886,0.013367039847074623,0.012884134094931306,0.011898400301191459,0.01132359956088434,0.010230175684810454,0.007488409931067609,0.007149043608480252,0.006806709914138532,0.006575030935425866,0.006368244434989576,0.006178418672185744,0.006120875022921393],"twin_dists":[0.30602696237800464,0.30709888451009376,0.31074707008232705,0.32224620413782656,0.328346529611128,0.3297466893872245,0.33281756025595505,0.3335577152452961,0.35139879017769815,0.36153047411566075,0.36780032294120735,0.3724556076876685,0.3773519155752172,0.3815288626038186,0.38315212987581343,0.3866401361264653,0.38879425192540895,0.39317507929747475,0.40633901207788914,0.40825964796435976,0.4102819704201567,0.41170318979468884,0.41301032201693133,0.41424435994320863,0.4146251993589983],"n_dims_used":44,"mean_confidence":0.9162363572554155},"coverage":{"mean_confidence":0.9162363572554155,"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}}