{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003723},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003961","489:4890003654","489:4890004239","472:4720003351","479:4790003090","489:4890004757","472:4720005374","489:4890004266","498:4980004873","469:4690000959","479:4790001001","484:4840005799","489:4890004353","479:4790003932","479:4790004095","484:4840006300","484:4840006159","489:4890003716","479:4790000993","489:4890005006","489:4890004229","479:4790001509","498:4980004785","489:4890003474","479:4790004177"],"twin_admin_codes":[489,489,489,472,479,489,472,489,498,469,479,484,489,479,479,484,484,489,479,489,489,479,498,489,479],"twin_sims":[0.6439540926441977,0.5298552015343533,0.4771789716978411,0.3604661508132936,0.3542652530422075,0.3314173308703908,0.3285098202914466,0.32113173007424833,0.31778930921409404,0.312171151006525,0.3066527218879189,0.30229272321084755,0.3018412709804529,0.30147843735312485,0.29866397542454537,0.29801521703497663,0.29534375886037245,0.2936185224109161,0.29291013689598006,0.29198815301085224,0.2913889996575006,0.2913482976548683,0.2900491193832795,0.2894776951540661,0.28642889851562925],"twin_dists":[0.12185076616289571,0.14637857431018778,0.15798457673891558,0.1855303506018203,0.1871012580401128,0.19301786029465978,0.19378636157401422,0.19575354370171308,0.19665301917765426,0.19817703567049821,0.19968930937614413,0.20089525815497747,0.2010207024862226,0.20112160174875615,0.20190668623593286,0.20208826874247982,0.20283844799457998,0.20332504472163343,0.20352533211136836,0.20378644244348929,0.20395638810445546,0.20396794047311165,0.2043371893819426,0.20449991002115822,0.2053713564070665],"n_dims_used":45,"mean_confidence":0.9200215657552083},"coverage":{"mean_confidence":0.9200215657552083,"n_dims_used":45,"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}}