{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001871},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001423","480:4800002409","480:4800001926","480:4800002187","480:4800001811","480:4800001365","480:4800001870","480:4800001750","480:4800002316","480:4800002094","480:4800002329","480:4800002283","480:4800002466","480:4800002463","480:4800002419","480:4800001697","480:4800001805","480:4800002086","480:4800002511","480:4800002509","480:4800002327","480:4800001695","480:4800001487","480:4800002192","480:4800001430"],"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":[0.8020108747907987,0.7460021303763564,0.6654036145057602,0.6443274629602922,0.6344831877108471,0.6187118091131837,0.61870391778594,0.6031256243496144,0.5959246421296692,0.5932069640245088,0.5873221015682955,0.5824672799069724,0.5758995754441512,0.5743363194413884,0.5734624412986107,0.5719900556171591,0.5684820120220623,0.5653519777296112,0.5612677286383525,0.5561131041976235,0.5558966728521264,0.54788073346344,0.546786200711256,0.5335240987184325,0.5317117035385578],"twin_dists":[0.08627285871248547,0.09942429776516834,0.11722731708562129,0.12177050203439281,0.12388480691217929,0.1272658238371343,0.12726751426807226,0.13060360437827812,0.1321457507440793,0.13272790458584915,0.1339889203070784,0.13502978267900936,0.13643894173039073,0.1367745626151312,0.13696221744147521,0.13727846017230555,0.138032277700404,0.13870531672887956,0.1395842331233369,0.14069472677064535,0.140741386199542,0.142471502229799,0.14270805944175147,0.14558125249122184,0.14597497742700574],"n_dims_used":42,"mean_confidence":0.9112883068266369},"coverage":{"mean_confidence":0.9112883068266369,"n_dims_used":42,"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}}