{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005501},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004396","480:4800004230","480:4800005081","480:4800004743","480:4800003903","487:4870010900","480:4800005739","480:4800004902","487:4870009181","480:4800004058","480:4800005351","480:4800005661","480:4800005812","480:4800005249","480:4800006035","487:4870008737","480:4800006286","480:4800005349","487:4870009171","487:4870010637","487:4870011144","480:4800004229","480:4800004060","480:4800004573","487:4870001621"],"twin_admin_codes":[480,480,480,480,480,487,480,480,487,480,480,480,480,480,480,487,480,480,487,487,487,480,480,480,487],"twin_sims":[0.30558086206415924,0.2518296749229164,0.22259160169351327,0.17855209001956382,0.15150837741503043,0.14509046729689615,0.14126532641192463,0.13945392700113554,0.1217932467827177,0.12074373185527607,0.1115707346086052,0.10398704987442099,0.09051680528060942,0.08982877312392355,0.08545598508963642,0.08304658453036966,0.0784069070873277,0.0773171530768728,0.06906939260897602,0.061736025348779595,0.061624388622878716,0.05606016633349255,0.055908811330920904,0.054908029461760495,0.051506286033654106],"twin_dists":[0.19998485388625067,0.21568569455569775,0.2251303394612154,0.24108251635721467,0.25231202755823096,0.25518917803337593,0.25694907709762477,0.2577948708720206,0.2665074080883305,0.2670545955740717,0.2719992551004504,0.276329995068927,0.2846723003286912,0.28512404534323493,0.2880611344344617,0.2897309487360421,0.29305873760396145,0.293863202663443,0.30026821871852777,0.30650861291778675,0.3066081983587155,0.3117707206788748,0.31191695181524187,0.31289217897331684,0.3163211142831707],"n_dims_used":43,"mean_confidence":0.9201297316440317},"coverage":{"mean_confidence":0.9201297316440317,"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}}