{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870009934},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870011485","487:4870011463","487:4870011478","487:4870008693","487:4870011466","486:4860002026","487:4870011580","487:4870011483","487:4870008549","487:4870011698","487:4870012144","487:4870011589","487:4870008390","474:4740000208","487:4870008698","474:4740000176","487:4870011582","474:4740000203","478:4780001250","487:4870011579","487:4870008402","474:4740000100","474:4740000180","487:4870011699","474:4740000175"],"twin_admin_codes":[487,487,487,487,487,486,487,487,487,487,487,487,487,474,487,474,487,474,478,487,487,474,474,487,474],"twin_sims":[0.3384846339746718,0.29707841067819013,0.29102761046379244,0.2743447250967517,0.2479001998857545,0.24396669863980475,0.23954526653489122,0.23944918314631483,0.2324364277264417,0.22758277804842808,0.21924127975524335,0.21886887489015167,0.21752182102847578,0.21147166403052284,0.21014080323364956,0.20724968647686365,0.2063092072360824,0.2060496048397919,0.2042578414797713,0.20210433136270617,0.200137403533924,0.19823711629466692,0.1971294684018919,0.19599974035182302,0.1859400315130007],"twin_dists":[0.19116506172326547,0.20235088365270906,0.2040589940703163,0.20888161138039474,0.21691209291745167,0.2181523025334787,0.21956186691950855,0.21959268518061864,0.22186413624185,0.22346272726295466,0.2262637536468262,0.22639045266639773,0.22684995732404775,0.22893776172213703,0.22940242716393622,0.23041878983109798,0.2307514945536658,0.23084351409284498,0.23148080094996837,0.23225184239651478,0.23296102931880738,0.2336507654300179,0.23405491111227983,0.23446873538843288,0.2382289719688533],"n_dims_used":43,"mean_confidence":0.9166445177654887},"coverage":{"mean_confidence":0.9166445177654887,"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}}