{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001292},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002489","490:4900001294","490:4900002163","490:4900003875","490:4900001293","490:4900001723","490:4900002007","487:4870001870","490:4900001705","490:4900003326","490:4900002765","490:4900000895","490:4900002912","490:4900003212","496:4960008260","490:4900000776","490:4900001023","490:4900001428","490:4900003334","490:4900003468","490:4900001587","494:4940008678","490:4900002911","490:4900001178","490:4900002172"],"twin_admin_codes":[490,490,490,490,490,490,490,487,490,490,490,490,490,490,496,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.5464768358661988,0.535145640519304,0.4910271511424064,0.48711268764464644,0.47303626376956603,0.4580992460423996,0.4130896446362856,0.4111979414504692,0.40555198894316435,0.38981489291690413,0.37289708342615885,0.37134447419859995,0.3703126945526598,0.3616546785599991,0.3605536546948517,0.35986228493892536,0.356742887292512,0.3533824528074102,0.3478923885662036,0.34259383307514835,0.3413812666786754,0.3373389837253182,0.33017839380253144,0.32618842781592183,0.32311941301748226],"twin_dists":[0.14277493597410607,0.14522922011159065,0.15490012607278428,0.155769252295959,0.15891280355789825,0.16228277630035867,0.17269797425116012,0.1731456905009905,0.17448734802783575,0.17827214638203912,0.18242191134989538,0.18280729302709964,0.18306383804087556,0.1852308392679996,0.18550828231202598,0.185682718843289,0.18647190200905964,0.18732605256396218,0.18873065167220515,0.19009736236170155,0.19041170866776833,0.19146397751640717,0.19334487668022507,0.1944026353331693,0.1952211261633357],"n_dims_used":45,"mean_confidence":0.9175059848361545},"coverage":{"mean_confidence":0.9175059848361545,"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}}