{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001326},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000734","497:4970000460","491:4910005596","497:4970000076","497:4970000530","491:4910004999","497:4970000463","497:4970000885","497:4970000461","497:4970000964","497:4970001407","497:4970001887","491:4910005044","497:4970000467","491:4910005232","491:4910005427","491:4910005428","491:4910004997","491:4910004951","497:4970000469","497:4970000466","497:4970001325","491:4910005276","497:4970000884","497:4970001800"],"twin_admin_codes":[497,497,491,497,497,491,497,497,497,497,497,497,491,497,491,491,491,491,491,497,497,497,491,497,497],"twin_sims":[0.01900899652673052,0.010219232429183215,0.00814573444831567,0.006942733088640318,0.006053283084369943,0.0033058549233240535,0.0029299112147518503,0.0023757345199650606,0.0020325488875083475,0.0019274063438086285,0.0013603305121507741,0.0009913684801025231,0.0006179994715451279,0.0005821581095526192,0.0005170176602817969,0.00024014257286072106,0.00018439251938785715,0.00018282061339258267,0.00011889515398003522,0.00010055472328197092,0.00008969962305462437,0.00008658546791449572,0.0000468193701240608,0.00004550001836134462,0.000044817395170834404],"twin_dists":[0.36563037884660066,0.3932209919296632,0.40283125443817147,0.40946770047974224,0.4150766871732755,0.4389703939084871,0.4435849057263523,0.45148708017267886,0.4572786330043466,0.4592336910915419,0.47185843103889713,0.4830361752448692,0.49926641412799827,0.5012808130549057,0.5052579449024722,0.5302404179136676,0.5385782028977748,0.5388462628086567,0.552150458327793,0.5572450535136683,0.5606922134032909,0.5617541825920144,0.5799216113885822,0.5807524079146862,0.5811912824854498],"n_dims_used":45,"mean_confidence":0.8957134670681424},"coverage":{"mean_confidence":0.8957134670681424,"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}}