{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003889},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003890","489:4890004136","489:4890003950","489:4890004412","489:4890004013","489:4890004134","489:4890003892","489:4890003964","489:4890003703","489:4890003959","489:4890004763","489:4890004558","489:4890003907","489:4890004630","489:4890003844","489:4890004643","489:4890004511","489:4890004190","489:4890003830","489:4890004189","489:4890004400","489:4890004642","489:4890003622","479:4790004104","489:4890004683"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489],"twin_sims":[0.8391429508384224,0.8023069029539385,0.7862000458254993,0.7628507546487282,0.7593897237357383,0.7419720421337264,0.7369959245249184,0.7294701273211641,0.7268323369433589,0.7230813154700828,0.6962916126521944,0.6906063565906743,0.6900051143362521,0.6885254061129235,0.68843823974087,0.6824567394439627,0.6647492687420072,0.6553831457033952,0.6526111425342485,0.6478218204540579,0.6384375745851605,0.6373609850363798,0.6360575064945897,0.6318463820436159,0.6304389869642253],"twin_dists":[0.07691688737287831,0.08620067688776178,0.09008160494246997,0.09556024453955046,0.09635954650689207,0.10033906807634745,0.1014639669899973,0.10315613583665624,0.10374678586669152,0.10458462628227715,0.11050582332445648,0.1117502291552223,0.11188161605979438,0.11220480167175775,0.11222383242219844,0.11352785579506988,0.11736879630040918,0.11939065134716904,0.11998797654475454,0.12101899423705116,0.1230359602431762,0.12326711668532854,0.12354693149340057,0.12445052644084532,0.12475239175952883],"n_dims_used":45,"mean_confidence":0.9197737799750434},"coverage":{"mean_confidence":0.9197737799750434,"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}}