{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004456},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004591","490:4900004306","490:4900004457","490:4900004446","490:4900004592","490:4900001034","490:4900003341","490:4900001609","490:4900000556","480:4800004628","490:4900002335","490:4900003472","496:4960011727","490:4900003894","480:4800004711","490:4900004722","490:4900000666","490:4900005281","490:4900005674","490:4900004042","496:4960011458","480:4800003970","490:4900001073","480:4800003814","490:4900008754"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,480,490,490,496,490,480,490,490,490,490,490,496,480,490,480,490],"twin_sims":[0.4684584521972489,0.46613284297744284,0.43085187111665646,0.36766078390996987,0.3634502201525979,0.3596681320200577,0.3593979147235383,0.33797450377842836,0.336876854896742,0.32712027657632464,0.3127814653350567,0.3101761375792166,0.2963413224051393,0.2947860243820429,0.2829585829275984,0.281188792328806,0.2765642620906677,0.2710896033930682,0.26163196703049074,0.26127441663954853,0.2608972443262654,0.25958615367494353,0.2569867133188707,0.25461068783586,0.25211499252050146],"twin_dists":[0.15994166909076402,0.16046565686172662,0.16853594935503877,0.18372485369908645,0.184779306191527,0.1857317354969917,0.18579997819293687,0.1912980941843287,0.19158470826286836,0.19415496182225433,0.19801072763271443,0.19872196751062532,0.20255785407035293,0.20299557083564337,0.20637008971109247,0.20688227025594064,0.20822992241839808,0.20984324328090814,0.21267846236026536,0.2127868942086964,0.2129013776251047,0.21330014483976298,0.2140945288789162,0.21482509185227924,0.21559712361080635],"n_dims_used":45,"mean_confidence":0.9177519904242621},"coverage":{"mean_confidence":0.9177519904242621,"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}}