{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003854},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004005","480:4800003928","480:4800004585","480:4800004948","480:4800005829","493:4930000488","480:4800005014","479:4790001135","480:4800004584","493:4930002556","480:4800004243","493:4930001714","480:4800004327","480:4800005686","466:4660009474","493:4930001292","480:4800005531","480:4800004947","493:4930001713","480:4800005538","480:4800002533","480:4800005013","480:4800005622","480:4800002544","477:4770000184"],"twin_admin_codes":[480,480,480,480,480,493,480,479,480,493,480,493,480,480,466,493,480,480,493,480,480,480,480,480,477],"twin_sims":[0.6610777302003034,0.6111615918273429,0.43112512948482334,0.3903170987676343,0.3801709401657688,0.3758406796022354,0.3530424866793952,0.3420634200395236,0.32793004638026835,0.32708599716505976,0.3153620771932225,0.3122215196725836,0.30290864369765835,0.29881609004935056,0.29877761696513794,0.2842571702502909,0.27592029952614294,0.27097347618499773,0.264763964843083,0.2530640842291945,0.2518861340364748,0.25177350649476776,0.2517718939229532,0.2514289845916803,0.2484729500881688],"twin_dists":[0.11816206843687678,0.12888286118299222,0.1684724828295576,0.1781502877237907,0.1806268189678539,0.18169342832207142,0.18741269860774568,0.19023479367627202,0.19394005175751802,0.1941640659357294,0.19730955522325666,0.1981633034091324,0.20072428900951125,0.201864144000883,0.201874902654335,0.20599550599571081,0.2084186687141356,0.20987768075002267,0.21173258451186547,0.21530295627686546,0.21566816291856306,0.21570313841568609,0.21570363925815889,0.2158101886428849,0.21673256547453115],"n_dims_used":43,"mean_confidence":0.9188926164494005},"coverage":{"mean_confidence":0.9188926164494005,"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}}