{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001581},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001121","487:4870001677","487:4870001582","487:4870001583","487:4870001394","487:4870000609","487:4870000764","487:4870001487","487:4870001945","487:4870000615","487:4870001579","487:4870000612","487:4870000690","487:4870001500","487:4870001678","487:4870002122","487:4870001575","487:4870001107","487:4870001580","487:4870002032","487:4870001127","487:4870000691","487:4870001497","487:4870003282","487:4870001488"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.7453995983839882,0.7133618527607317,0.7055948773556402,0.6433841052135353,0.5782985308011577,0.574858117693252,0.46846985909093514,0.4612954257202844,0.4581092371548356,0.4488827450306904,0.4174964822478603,0.4150620278708023,0.3952918897977417,0.36997086263853335,0.36442436476433016,0.35843024001208323,0.35822151088552723,0.33946836661408436,0.33896682281384627,0.31647453630898836,0.3068197134010927,0.29623397236660093,0.2951873161154825,0.2909775761550304,0.28469646968763446],"twin_dists":[0.0995612823099959,0.10674489586272796,0.10846098822037664,0.12197328526110977,0.1359240665046437,0.13666252615033517,0.15993910117613094,0.16155849639056588,0.16228050942401648,0.16438165910453154,0.17165842282614366,0.1722321105759034,0.17694709717039472,0.18314891045545958,0.18453480616154141,0.18604457761282042,0.18609738247879026,0.19090882691645328,0.19103941505988345,0.19700829557498845,0.19964331844053781,0.20258802265448875,0.20288250276379663,0.20407320583061384,0.2058690215425702],"n_dims_used":43,"mean_confidence":0.9142833975858466},"coverage":{"mean_confidence":0.9142833975858466,"n_dims_used":43,"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}}