{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002187},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002105","500:5000002482","500:5000002747","500:5000002610","500:5000002476","500:5000002215","500:5000002109","500:5000001371","500:5000003220","475:4750012008","473:4730003967","500:5000002355","500:5000001828","475:4750011590","475:4750011834","475:4750011956","500:5000003039","475:4750011243","475:4750012095","475:4750011880","500:5000002471","500:5000001866","475:4750012057","475:4750011108","475:4750011248"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,475,473,500,500,475,475,475,500,475,475,475,500,500,475,475,475],"twin_sims":[0.5550156087408479,0.5138816602396207,0.4928965601244267,0.4914288136033355,0.47081219716563316,0.4666514795061403,0.4590507693696886,0.4583993273260651,0.44717392177367077,0.4082198803548035,0.4070541759147991,0.3917695821491736,0.3821561363520726,0.37882541631026845,0.3769792269319855,0.3763637816793561,0.37310847181829254,0.372150399502319,0.3711622832110877,0.35748909307503135,0.35085042822084866,0.34457905875854944,0.3381746842765675,0.33240372189993606,0.32906587188054676],"twin_dists":[0.14093135867937887,0.1498643845699388,0.15448579208312083,0.1548110627356763,0.15941224340902618,0.1603487242193086,0.16206696541567053,0.16221469881697642,0.16477256340658475,0.17385235092566464,0.17412957830291043,0.17779825969786753,0.1801398016508545,0.18095760726219437,0.18141240990864582,0.1815642637308305,0.18236950279785646,0.18260715069447983,0.18285256786269707,0.18628279656438715,0.18797242729414215,0.1895839888086271,0.1912458779476722,0.1927579813657961,0.19363910016103056],"n_dims_used":45,"mean_confidence":0.9191630045572917},"coverage":{"mean_confidence":0.9191630045572917,"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}}