{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001754},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001516","491:4910001574","491:4910002313","491:4910001917","491:4910002018","491:4910002518","491:4910001694","491:4910001910","491:4910003062","490:4900006669","491:4910001635","491:4910001969","491:4910002011","491:4910002062","491:4910002366","491:4910001971","491:4910002915","490:4900005016","491:4910001460","490:4900002218","491:4910002417","497:4970000502","491:4910002116","490:4900006425","491:4910001868"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,490,491,491,491,491,491,491,491,490,491,490,491,497,491,490,491],"twin_sims":[0.4964284883110568,0.4776068040587501,0.3694725169989005,0.3447439751826545,0.29439935475233275,0.26473730151976765,0.25707668967113717,0.20890764676110066,0.1776723491957458,0.11990771683508793,0.0863926255472662,0.08500782154216727,0.05018189794403579,0.04735537532703769,0.04139167408024554,0.0367758590412445,0.03452744530502768,0.03291760204663358,0.031911189421463516,0.03132789506588263,0.027125534098485223,0.02324879404144153,0.0226533410222327,0.017209453374119988,0.017009446269965832],"twin_dists":[0.1537042293999462,0.15788886564275878,0.1832730048163258,0.18954141270373187,0.20310460501765148,0.21174060736860667,0.21406694776550386,0.22983476757388596,0.2414278452821801,0.2674930743631125,0.2874221266102292,0.28836886204047857,0.31770713081549196,0.3207702622201778,0.3277716891628895,0.3338008621835516,0.33697365496381365,0.33935523822145386,0.3408951007797302,0.34180667318196445,0.34884199176834935,0.3562209795124002,0.35744743047354427,0.37018997161158634,0.3707222333672237],"n_dims_used":44,"mean_confidence":0.8950477079911665},"coverage":{"mean_confidence":0.8950477079911665,"n_dims_used":44,"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}}