{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003368},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003310","480:4800003170","480:4800002888","480:4800002674","480:4800003303","494:4940003061","480:4800003257","494:4940003407","480:4800002840","494:4940002613","480:4800002675","480:4800003359","480:4800003360","480:4800003419","480:4800003365","480:4800003542","480:4800003311","480:4800003408","480:4800003473","480:4800003314","480:4800003778","494:4940002610","480:4800003589","480:4800003098","480:4800002731"],"twin_admin_codes":[480,480,480,480,480,494,480,494,480,494,480,480,480,480,480,480,480,480,480,480,480,494,480,480,480],"twin_sims":[0.4524571879128722,0.4176988340601822,0.37653384781351307,0.35828124841411235,0.3291607286590882,0.3083773008057103,0.30817951202359667,0.30362307040991743,0.2993447216175578,0.2852706469086949,0.2807791821327635,0.2755287695940097,0.26892401037847036,0.25986527913044877,0.254239288842548,0.24421087886459825,0.24411648242763995,0.2163875775775034,0.21592114051910083,0.21529894945166417,0.2097576340244333,0.20465564167068284,0.2044774288468943,0.20362673302343906,0.20260270637500774],"twin_dists":[0.16356578064974867,0.1716108025542957,0.18152228982003166,0.18608226830385122,0.1936139925302266,0.19921503811538427,0.1992693537600503,0.20052622915827423,0.2017163990276746,0.2057038796654059,0.20700109010215878,0.208533558394136,0.2104869552022595,0.2132151431382847,0.21493967689050708,0.21807494054990512,0.21810484161792365,0.227238354061374,0.22739847284941167,0.22761242220125866,0.2295365797895136,0.23133898356885352,0.2314024937934655,0.2317061825210382,0.23207290481021034],"n_dims_used":43,"mean_confidence":0.9222200083178144},"coverage":{"mean_confidence":0.9222200083178144,"n_dims_used":43,"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}}