{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012417},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012489","490:4900012630","490:4900012559","490:4900012405","490:4900012683","490:4900012488","490:4900012941","490:4900012476","490:4900013138","490:4900013069","490:4900012538","490:4900012890","490:4900012957","490:4900012943","490:4900012547","490:4900013031","490:4900013210","490:4900012415","490:4900012332","490:4900013178","490:4900012835","490:4900012486","490:4900012275","490:4900012893","490:4900012684"],"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":[0.7233931531787722,0.5149539687396574,0.50835323894966,0.442970257366134,0.4261016823433253,0.42544794683348813,0.3844625615423163,0.37154255044887297,0.3541905005192662,0.350212894494935,0.33583694926848034,0.3312172732759422,0.32391863502497475,0.3215361471845707,0.31079346527553403,0.309597367638852,0.30869027719069514,0.30664676200532015,0.3037854599677913,0.2833931528314814,0.27907494615706285,0.2784702458916269,0.2775225743694272,0.2538959628717425,0.23946748177234636],"twin_dists":[0.10451506426651247,0.14962958704817572,0.1510768813704324,0.16573660347311467,0.16964186145106647,0.1697944568968394,0.17957550165803884,0.18275808315104589,0.1871202816103942,0.18813556004665155,0.19185671057498724,0.1930706199298091,0.19500756301029493,0.19564506826967787,0.19855313273647993,0.19888043193364174,0.1991291312054375,0.19969095104739706,0.20048124781338417,0.20624462070096913,0.20749658794355355,0.20767284339929848,0.2079495361790044,0.21504569532817405,0.21958681536911034],"n_dims_used":45,"mean_confidence":0.9025990804036458},"coverage":{"mean_confidence":0.9025990804036458,"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}}