{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002131},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001104","488:4880002770","496:4960009931","496:4960008247","472:4720005153","488:4880001358","488:4880002055","488:4880001111","470:4700005867","488:4880001270","470:4700007064","466:4660003171","488:4880001012","490:4900007262","481:4810000203","470:4700006007","469:4690000070","481:4810002403","481:4810004883","496:4960009660","488:4880002275","488:4880005222","496:4960011880","481:4810001573","488:4880005319"],"twin_admin_codes":[488,488,496,496,472,488,488,488,470,488,470,466,488,490,481,470,469,481,481,496,488,488,496,481,488],"twin_sims":[0.3919568243791272,0.33125582655273705,0.32472578642746724,0.28622827642445725,0.24965748919864417,0.24846268827310095,0.19532871495305093,0.19515890412237066,0.18491528479700506,0.18440345304541458,0.16781120887762027,0.1663093086536195,0.16043903956775363,0.15996239733128134,0.15574324911411935,0.1555789177976622,0.15093666002664466,0.14832668364899326,0.13516600351942368,0.1346404011204564,0.13327486154036583,0.13055828469493305,0.12813030283464627,0.12372749858357067,0.12357017266473835],"twin_dists":[0.17775292352158065,0.19306045121698595,0.19479217839471302,0.20542889523974486,0.21636211344548698,0.21673577968518157,0.2347153179708559,0.2347778117211051,0.238619938895146,0.23881578679981483,0.24538482249873902,0.2460020212244526,0.2484537452208767,0.24865565348648677,0.2504622983190809,0.2505333843114118,0.25256464180324933,0.2537268958824982,0.2598302373624178,0.260083040470002,0.2607433161907555,0.2620721395454169,0.263277564320108,0.2655082895022933,0.26558910856669643],"n_dims_used":45,"mean_confidence":0.9273899502224392},"coverage":{"mean_confidence":0.9273899502224392,"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}}