{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000275},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000281","480:4800000280","480:4800000468","480:4800000287","480:4800000288","480:4800000286","480:4800000276","480:4800000438","480:4800000384","480:4800001038","480:4800000291","480:4800000662","480:4800001201","480:4800000538","480:4800000277","480:4800000933","480:4800000646","480:4800000508","480:4800000532","480:4800000463","480:4800001000","480:4800000722","492:4920006080","492:4920004754","480:4800000285"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,492,492,480],"twin_sims":[0.10626388037431343,0.05109144961033961,0.04927636973598558,0.04887493781560363,0.04328411701492965,0.04167258658947515,0.03575717552882144,0.031870070704073564,0.031182422756884626,0.030128037185168315,0.030081701077261446,0.02937095727945036,0.029243884101120277,0.028662772051792774,0.028294732450500848,0.027779112721643854,0.02772150751171676,0.027281046157272882,0.02718991050018838,0.026335001482292886,0.026256372398628505,0.025970722854963987,0.02560368399347264,0.025597566264145902,0.02528414751931767],"twin_dists":[0.2750047320262219,0.3167520329057149,0.31867243580395915,0.3191051057172178,0.32546295287215804,0.3274234356088658,0.3352173138279474,0.3409588922805024,0.34203627785254276,0.3437284332792563,0.34380395422506715,0.34497504423937225,0.34518697968816214,0.34616636500431913,0.3467955060030803,0.3476888662747192,0.3477895566839666,0.34856546643742314,0.34872735502016805,0.3502691745254032,0.35041313907073907,0.35093929366742926,0.3516227458619879,0.3516342089952711,0.3522246694540389],"n_dims_used":43,"mean_confidence":0.9128107470135356},"coverage":{"mean_confidence":0.9128107470135356,"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}}