{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002487},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002488","490:4900002485","490:4900004586","490:4900003490","490:4900003075","490:4900002331","490:4900002003","490:4900003198","490:4900003726","490:4900002612","490:4900001997","490:4900001596","490:4900004037","490:4900002183","490:4900002159","490:4900002178","490:4900004170","490:4900003896","490:4900002187","490:4900000902","490:4900002160","490:4900003895","490:4900002333","487:4870011486","490:4900004150"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490],"twin_sims":[0.6975294980126375,0.6862256820377536,0.6157283981541124,0.5953440116314407,0.5522159006416639,0.5511236315270938,0.5337176153844443,0.5278408397915467,0.511714719609956,0.5099277003612382,0.48957321588111513,0.48562572336376997,0.4852704131506865,0.479316018135529,0.4783009121492649,0.4693038571467927,0.4638232606633696,0.4455172324824639,0.44305758225162184,0.4386098063636197,0.4281523402214771,0.42626021290958394,0.4180506697634909,0.41752758031394993,0.4172816945357848],"twin_dists":[0.11023436711917581,0.11270662198101312,0.1279048531575078,0.13227011922511453,0.14153532912696726,0.1417710900835753,0.14553922915685905,0.1468168300730637,0.1503392416627562,0.15073122741403897,0.15522269853469953,0.1560999567117179,0.15617902455034866,0.15750677006226446,0.1577336444809479,0.15975140949046843,0.16098692676639992,0.1651520821741093,0.16571654138202888,0.16674033910941066,0.1691638217022829,0.1696048717349017,0.17152802709017803,0.171651103750756,0.1717089804871893],"n_dims_used":45,"mean_confidence":0.9177173190646701},"coverage":{"mean_confidence":0.9177173190646701,"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}}