{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002697},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002696","480:4800003552","495:4950003927","495:4950003577","495:4950003466","495:4950004170","480:4800002643","492:4920000273","495:4950004297","495:4950004104","495:4950004115","495:4950003462","495:4950004145","495:4950003511","480:4800002747","492:4920000314","480:4800003058","495:4950003724","495:4950004160","495:4950004105","495:4950004230","480:4800003751","495:4950004158","480:4800002748","480:4800003099"],"twin_admin_codes":[480,480,495,495,495,495,480,492,495,495,495,495,495,495,480,492,480,495,495,495,495,480,495,480,480],"twin_sims":[0.8851580751137397,0.5242009234425358,0.40359391052519245,0.3887765259702059,0.3717231219386784,0.35293041953202947,0.3489569451645021,0.29355238500863773,0.2880233604273614,0.2864012552249044,0.23332305909362452,0.2260109906800324,0.22484223900398695,0.21820585021457917,0.2101777497980655,0.20976476843850106,0.20895736728789835,0.2036440931560961,0.20163205186153513,0.19913807132558625,0.19657132498870786,0.19213025119431634,0.18959385863198094,0.18166308060638825,0.18050795434625747],"twin_dists":[0.06415038099679397,0.14760967988594187,0.1749545845212067,0.17852433682142116,0.18271323345541057,0.18744127029297947,0.18845738921209057,0.20334373214648907,0.20491491817135876,0.20537928312319914,0.2215744978934221,0.22398523605282297,0.2243753291900685,0.22661638441241713,0.22938950047146864,0.2295340804152094,0.22981730218838833,0.23169997646603735,0.23242169067631954,0.2333231848542007,0.23425915557237142,0.23589881807243826,0.23684713419917314,0.23987093625395922,0.24031907426053725],"n_dims_used":43,"mean_confidence":0.8770986157794332},"coverage":{"mean_confidence":0.8770986157794332,"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}}