{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004189},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004134","489:4890004850","489:4890003844","489:4890004190","489:4890004412","489:4890004363","489:4890003660","489:4890004898","489:4890004600","489:4890003964","489:4890004716","489:4890004152","489:4890003909","489:4890004630","489:4890004683","489:4890003703","489:4890003959","489:4890004558","489:4890004075","489:4890004643","489:4890004091","489:4890004446","489:4890004560","489:4890004013","489:4890003771"],"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":[0.8677804666690443,0.8243520291469678,0.8238307387119272,0.8237573140642909,0.8025868876358957,0.798194898884622,0.7914602255197855,0.7871019842523373,0.7855184638839765,0.7810418391920113,0.7747541002032012,0.7628907910962821,0.7605074360352884,0.7591153672939198,0.7564553702082265,0.7545515550203417,0.7528130217645592,0.752472796786084,0.7524009856327584,0.7371697032456994,0.7345923243593063,0.7316126750151791,0.7230851881577682,0.7224359444978508,0.7219260455429722],"twin_dists":[0.06916752698673977,0.08072253041011841,0.08085459980708987,0.0808731913856304,0.08613237588473355,0.0872003416035161,0.08882420936348552,0.08986666117735138,0.09024385840053245,0.09130583978263519,0.09278704392891385,0.09555098059279318,0.09610174812588612,0.09642277886574852,0.09703488557334843,0.09747193585950047,0.09787029650471368,0.0979481720797143,0.09796460583240138,0.10142476572593127,0.10200557437529473,0.102675460740914,0.10458376249697704,0.10472853838356067,0.10484219249330266],"n_dims_used":45,"mean_confidence":0.9198018391927083},"coverage":{"mean_confidence":0.9198018391927083,"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}}