{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004562},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003604","490:4900003071","490:4900004563","490:4900004425","490:4900004559","490:4900001296","490:4900003342","490:4900003477","478:4780010138","490:4900004696","490:4900004586","478:4780010055","478:4780009967","490:4900002606","490:4900003476","490:4900002785","490:4900004561","490:4900004428","478:4780010105","496:4960004958","490:4900004564","478:4780009868","490:4900003341","490:4900003072","490:4900001147"],"twin_admin_codes":[490,490,490,490,490,490,490,490,478,490,490,478,478,490,490,490,490,490,478,496,490,478,490,490,490],"twin_sims":[0.5714100289344798,0.36763524717878393,0.36711783077548904,0.3191923311487044,0.30723083856810657,0.2898340871145242,0.28666584194592926,0.2711969755243116,0.26706354655603004,0.26401228336463345,0.26176516281291445,0.24803585435659467,0.24628271777955507,0.24057694156313333,0.23891973762700267,0.2282661023127888,0.2268263674475123,0.22580016793649074,0.22376733459396178,0.2221211366607348,0.21921360883616559,0.2104156210660229,0.20642716307242534,0.2048920146259095,0.200665360744132],"twin_dists":[0.1374030630368057,0.18373123053620594,0.18386048359235607,0.19627480905888206,0.19953015242762392,0.20439840022406325,0.20530343167790316,0.2098114102227048,0.21104253696878528,0.21195895514957241,0.21263809275137227,0.2168695482673642,0.21742053154527913,0.21923146736414173,0.21976264657322217,0.2232363155256884,0.22371388094554098,0.22405550294056856,0.2247352910580438,0.2252888064419549,0.22627316283899598,0.22930631211988642,0.23070970967032492,0.2312548050510096,0.2327702019817567],"n_dims_used":45,"mean_confidence":0.9184351603190104},"coverage":{"mean_confidence":0.9184351603190104,"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}}