{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001160},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001354","489:4890001428","489:4890001426","489:4890000983","489:4890001424","489:4890001226","489:4890001365","489:4890001290","489:4890001108","489:4890001429","489:4890001355","489:4890001366","489:4890001287","489:4890001171","489:4890000989","489:4890001435","489:4890001048","489:4890001234","489:4890001231","489:4890001359","489:4890001239","489:4890001357","489:4890001166","489:4890001431","489:4890001049"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9040948304996301,0.7456428335876683,0.703032804067879,0.6738013688026161,0.6712280152813852,0.6146972811138358,0.5398498696393285,0.5343966273864845,0.5094518435949075,0.5077970308073908,0.5073123780176241,0.4856386744752781,0.4832797269425881,0.4720347699423196,0.46261993781899996,0.4478985308160526,0.44113434045426464,0.4397088186270485,0.4330444466572257,0.4269406784853723,0.41726913794505416,0.4164751777022292,0.4139048482940953,0.40831742094169904,0.4064369119848419],"twin_dists":[0.05831958085857638,0.09950599260860574,0.10902523843637062,0.11540865246575331,0.11596655594650138,0.12812568850448583,0.1442091355161869,0.1453918020168998,0.1508356668184653,0.15119905670998582,0.15130554297579554,0.15609707501357328,0.15662234763345076,0.15913760325166515,0.16125887361218677,0.1646067357225121,0.16615874348430915,0.16648699095598285,0.16802716348406274,0.1694461641952875,0.17171193645625304,0.17189892147228222,0.17250531210010875,0.17382916975243173,0.17427651833186256],"n_dims_used":45,"mean_confidence":0.9147816128200955},"coverage":{"mean_confidence":0.9147816128200955,"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}}