{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001897},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002309","480:4800002389","480:4800002016","480:4800001960","480:4800002155","480:4800002075","480:4800002211","480:4800001675","480:4800002435","480:4800001397","480:4800002483","480:4800001780","480:4800002120","480:4800002019","480:4800001953","480:4800001736","480:4800002021","480:4800002255","480:4800001689","480:4800001336","480:4800002055","480:4800002020","480:4800001562","480:4800002487","480:4800002399"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6275824985942527,0.6207024703119558,0.5672186850768427,0.5091144626193684,0.49598078340267987,0.4549050672162811,0.4486121270948556,0.4428370528117025,0.4423168948377301,0.43748817681204716,0.4356256696529207,0.42525456707498965,0.3951302809040848,0.39494230771133765,0.3939878581404549,0.3814964709056348,0.3804162351270486,0.3740317113531281,0.36739985691405624,0.36113554971128364,0.35689987029212533,0.33317697084146775,0.33200587329637504,0.3221326468972463,0.32039503358523],"twin_dists":[0.12536489603008624,0.12683936671023135,0.138303872860305,0.15090972931216712,0.15380321069410377,0.1630084201902886,0.16444352726780803,0.16576720893751062,0.1658867560222299,0.16699915865797557,0.16742951866534056,0.16983961438089587,0.17698607274868924,0.17703141592073535,0.17726180372158573,0.18030149834521242,0.18056657583786803,0.18214077949173765,0.18379002083377521,0.18536159902237004,0.186432102070237,0.19255455213275707,0.19286274952282367,0.19548521035075142,0.19595134207094858],"n_dims_used":43,"mean_confidence":0.9210341697515443},"coverage":{"mean_confidence":0.9210341697515443,"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}}