{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002572},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002902","480:4800003039","480:4800003450","480:4800002947","480:4800003293","480:4800003247","480:4800003637","480:4800003033","480:4800003707","480:4800002716","480:4800003513","480:4800003639","480:4800003248","480:4800003345","480:4800002991","480:4800002994","492:4920001514","480:4800003294","480:4800002992","480:4800003638","480:4800002816","480:4800003395","480:4800003578","480:4800002950","480:4800002910"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,492,480,480,480,480,480,480,480,480],"twin_sims":[0.27770688224467827,0.24274197597241023,0.2017485366217023,0.19950598335412922,0.1787024385194363,0.17339412100119186,0.16029063899590013,0.15759964663001727,0.15517272028434378,0.1500552192982317,0.14606286025723136,0.14394885242885352,0.1439067021386933,0.1436282042009117,0.13594611123360295,0.13409969325710583,0.127282044060767,0.12702609615938582,0.12432651249506323,0.11936196581864959,0.11556452535532771,0.11552844103190074,0.1141878956962397,0.11365414547722272,0.11169479830151607],"twin_dists":[0.20789567853081678,0.2185410796182734,0.23237977327766246,0.2331897089563961,0.24102362027500915,0.243124771007734,0.24851656171567607,0.24966304393113734,0.25070933205019585,0.2529554906224679,0.2547472889468633,0.25571077705399947,0.25573009398862645,0.25585783164454307,0.2594563787406205,0.2603438831979669,0.2637027722375726,0.26383149295969477,0.26520128675770044,0.26778057542409434,0.2698094411221063,0.26982896367808146,0.2705575780158679,0.2708495147468342,0.27193032830788877],"n_dims_used":43,"mean_confidence":0.9125473554744277},"coverage":{"mean_confidence":0.9125473554744277,"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}}