{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006933},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007299","490:4900006683","490:4900006563","490:4900006932","490:4900007655","490:4900006445","490:4900006685","490:4900007645","490:4900007305","490:4900007541","490:4900006565","490:4900007301","490:4900006806","490:4900007660","490:4900006809","490:4900007407","490:4900005698","490:4900007300","490:4900007536","490:4900006682","490:4900007297","490:4900007175","490:4900006684","491:4910002615","490:4900006444"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490],"twin_sims":[0.33686078448532975,0.32366373138065396,0.31520415026750914,0.21384066532287402,0.19884010217651021,0.18312897117743218,0.17018275437253363,0.15731530330676852,0.15191558470636216,0.14527933126508188,0.12948682166648615,0.10976641720884973,0.10950698742561508,0.07554899887490865,0.07371731781156653,0.07139926669415576,0.07057643644098513,0.06214638847246088,0.04459775292236658,0.044323760341612874,0.04431391345896035,0.042422406036326125,0.03810989325713785,0.03713326514651847,0.0337500423336096],"twin_dists":[0.19158890825300226,0.19507564488103551,0.19735237140504086,0.22811551400933444,0.23343141075475393,0.23930512563820944,0.24441829150374386,0.24978501791983393,0.25213252932644586,0.2551031804302607,0.26260198473953866,0.2730084459060305,0.27315460284707166,0.2951881015487961,0.29658723989264596,0.2983987628302291,0.29905325692939655,0.30614381379773087,0.3239097731564739,0.3242305270894065,0.324242085455844,0.32650345948491033,0.3319954347928554,0.3333117867996308,0.3381116397813017],"n_dims_used":45,"mean_confidence":0.8947250366210937},"coverage":{"mean_confidence":0.8947250366210937,"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}}