{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001468},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001524","477:4770000992","477:4770001352","477:4770001523","477:4770001459","477:4770002960","477:4770000991","477:4770001460","477:4770001580","477:4770002734","477:4770001347","477:4770001109","477:4770001054","477:4770003291","477:4770001230","477:4770002525","477:4770001053","477:4770000426","477:4770001050","477:4770001582","477:4770001291","477:4770002884","477:4770002600","477:4770000645","477:4770000427"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9249044422079232,0.587099261787001,0.5500603400597125,0.45319408644763237,0.41831315309636175,0.37665998164768894,0.3702371725252711,0.3553303971489126,0.3547805392662794,0.349512520787673,0.34877865119317253,0.3482226270452719,0.32887613137018024,0.3285070632546654,0.3069074457642715,0.3049115567039341,0.303151486509274,0.2961367659717927,0.2905163614257634,0.29030130333623416,0.2773957268965175,0.27670065978472225,0.2743175513213469,0.2737261216452395,0.2729776017636674],"twin_dists":[0.05131763290776696,0.13403668425161552,0.14200066852034438,0.16339787899198205,0.17146629268574157,0.1814911647877999,0.1830826300046981,0.18683041780753712,0.18697018074892188,0.18831495165439666,0.18850312515218062,0.18864583532739557,0.19368933450864687,0.19378709207312353,0.1996191619593852,0.20016970586997246,0.20065693550604688,0.20261534612615767,0.2042042779500995,0.20426543743341158,0.20798661567249632,0.20818997855129687,0.20888960998160722,0.20906381790532624,0.20928462910754428],"n_dims_used":45,"mean_confidence":0.9216512044270834},"coverage":{"mean_confidence":0.9216512044270834,"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}}