{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002086},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002918","489:4890002085","489:4890003597","489:4890002263","489:4890002505","489:4890001810","489:4890003331","489:4890001840","489:4890003462","489:4890002414","489:4890002180","489:4890003329","489:4890003598","489:4890002272","489:4890003427","489:4890002754","489:4890002641","489:4890001824","489:4890001748","489:4890002182","489:4890003534","470:4700007931","489:4890002664","489:4890002839","489:4890001681"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489],"twin_sims":[0.8415695994443712,0.8019741432505432,0.8000162933010606,0.7651531722341041,0.7420971675768832,0.7329094095212536,0.7325963212896931,0.7227939161402949,0.7227864732172912,0.7175744844565085,0.7163767881373065,0.7132972596047267,0.7116443876914633,0.7010165869082705,0.6995982023059225,0.6973329711380667,0.6926520043827572,0.6913291916109053,0.6871854696458236,0.6543136379552957,0.646777472172811,0.6355765331780098,0.6271757860319737,0.627095763192358,0.6268308361664252],"twin_dists":[0.07628101697102435,0.08628181276825243,0.08675833208992544,0.09502681849294484,0.1003107175936058,0.10238413232435124,0.10245450029792537,0.1046487223986898,0.10465038214454055,0.10581041555216077,0.10607637548949508,0.10675920349454363,0.10712511078501641,0.1094686669091539,0.10978030143988209,0.11027747595807735,0.11130289996622143,0.11159221796310347,0.1124972558349133,0.11962116761381722,0.12124365710720922,0.12365016559350842,0.12545208835779278,0.12546924342750826,0.12552603662029002],"n_dims_used":44,"mean_confidence":0.9129010980779474},"coverage":{"mean_confidence":0.9129010980779474,"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}}