{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000081},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000085","480:4800000108","480:4800000014","480:4800000104","480:4800000202","480:4800000227","480:4800000083","480:4800000169","480:4800000044","480:4800000189","480:4800000063","480:4800000196","480:4800000006","480:4800000084","480:4800000023","480:4800000065","480:4800000010","480:4800000135","480:4800000082","480:4800000188","480:4800000136","480:4800000131","480:4800000132","480:4800000133","480:4800000000"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7693829356447894,0.7483006098104832,0.526783898648974,0.30950671308580274,0.28258630389832545,0.25901495779661243,0.1975340856906567,0.19415061716358814,0.17446807733686906,0.17237266257378772,0.17114606001831242,0.13305501814406162,0.12222401369584499,0.11989820998174483,0.10747457745241357,0.10460335628731418,0.104459942266928,0.10156729881428092,0.0873155390840849,0.08639226301906865,0.085113795213064,0.08070700554984256,0.08029481253008203,0.07736127318546408,0.07405975189471975],"twin_dists":[0.0940432036526639,0.09890102046471667,0.14704692902917166,0.19890526809509956,0.20647766668165982,0.21347426983020126,0.23390709742441626,0.23514966100035234,0.24269601288551199,0.24353433476553568,0.24402845476151655,0.26085009110236923,0.26628385903869106,0.2674980739943073,0.2743089956692906,0.27596905341059885,0.27605289610328315,0.2777634655060109,0.286797854038148,0.2874223728699246,0.2882959796274886,0.2913898391807131,0.2916860857811372,0.2938304562667627,0.29632355269855293],"n_dims_used":42,"mean_confidence":0.9010340372721354},"coverage":{"mean_confidence":0.9010340372721354,"n_dims_used":42,"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}}