{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000257},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000539","490:4900000644","494:4940008144","490:4900000536","494:4940008046","490:4900000317","490:4900000983","490:4900000984","494:4940007325","490:4900000444","490:4900000985","490:4900000530","490:4900012663","490:4900000528","490:4900000533","494:4940008453","494:4940007842","494:4940007943","490:4900000441","490:4900000993","494:4940007936","494:4940008155","490:4900000442","494:4940008145","494:4940008347"],"twin_admin_codes":[490,490,494,490,494,490,490,490,494,490,490,490,490,490,490,494,494,494,490,490,494,494,490,494,494],"twin_sims":[0.623536474492471,0.2928061638609779,0.25041234742512897,0.2115302870963499,0.18102078737190397,0.1725589817210266,0.15056642392779665,0.14700036999643237,0.14451532487747284,0.1366662637384833,0.12329652486897073,0.11707441076037077,0.11224978639683954,0.09782656258148187,0.09533448248717326,0.07850328211360591,0.07401499723873292,0.07209185469176285,0.0696981754892407,0.06868000956650722,0.06607203494690587,0.06458070951887403,0.06279185140072889,0.060858670423569364,0.059246665100375406],"twin_dists":[0.12623212456447208,0.20355475336958442,0.21612662590048484,0.22891733936880548,0.24011986802508417,0.24345949908496514,0.25272860689965715,0.25432330871641395,0.2554515762856145,0.2591126775751366,0.26572986944881527,0.2689967176279661,0.2716227117232283,0.28003295523557764,0.28158296637714864,0.29298802630269283,0.2963579594392326,0.2978525880889746,0.2997587087955311,0.3005856336129817,0.3027501994273303,0.3040194768744458,0.3055739955624059,0.3072952765990898,0.30876526713752306],"n_dims_used":45,"mean_confidence":0.9056572808159722},"coverage":{"mean_confidence":0.9056572808159722,"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}}