{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870013045},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000629","474:4740000633","487:4870012616","487:4870012621","487:4870013117","487:4870012898","487:4870012080","487:4870012620","487:4870013189","487:4870013436","487:4870013361","487:4870012535","487:4870012278","487:4870011979","487:4870013187","474:4740000632","487:4870011976","487:4870011975","487:4870012186","487:4870013046","487:4870012450","487:4870011978","487:4870011866","487:4870013411","487:4870013407"],"twin_admin_codes":[474,474,487,487,487,487,487,487,487,487,487,487,487,487,487,474,487,487,487,487,487,487,487,487,487],"twin_sims":[0.7355326216277301,0.44236681676744166,0.43952584715934284,0.4160962704855234,0.3310094409064593,0.3306016878709968,0.32823107768591997,0.32811152334699717,0.309904669283193,0.2617438307455538,0.24507651549906756,0.23578013338424866,0.23282510434097572,0.221346724531916,0.20358875727200046,0.17667689479068108,0.1730471674513543,0.15796142841291771,0.15396449231529657,0.14989096382938846,0.14867059345600753,0.14526380244668433,0.1379218770918918,0.1357155968060685,0.12777813109283084],"twin_dists":[0.10179382810768245,0.165875280186331,0.16652915293339007,0.17198821153968352,0.1931254484270192,0.19323307305026405,0.19386023377324926,0.19389192858732793,0.19879627309904613,0.2126445573090961,0.21780108802322667,0.22077559235080496,0.22173707698110942,0.22555014090953274,0.23171975969646347,0.24182006435093786,0.24326369148106874,0.2495080831901118,0.251234686251963,0.25302851156585815,0.25357289071592165,0.2551102482195552,0.2585166505047957,0.25956668262799654,0.2634538384797752],"n_dims_used":42,"mean_confidence":0.9128018333798363},"coverage":{"mean_confidence":0.9128018333798363,"n_dims_used":42,"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}}