{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013035},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000530","490:4900012613","490:4900012996","490:4900012398","487:4870000822","487:4870000446","490:4900012697","487:4870002403","490:4900012268","487:4870001001","490:4900012987","487:4870001182","487:4870001477","487:4870000141","490:4900012766","487:4870000536","494:4940008712","490:4900012541","487:4870002103","490:4900012685","490:4900012833","490:4900003450","487:4870001086","487:4870001372","490:4900013237"],"twin_admin_codes":[487,490,490,490,487,487,490,487,490,487,490,487,487,487,490,487,494,490,487,490,490,490,487,487,490],"twin_sims":[0.14580424247275936,0.12815475512032967,0.11087475393483973,0.10829436906352113,0.08488122471967037,0.07658003126625862,0.06761894216532914,0.0659161230715752,0.06572322017346101,0.06328292983070244,0.05024172666569632,0.04991712647811644,0.03996361238293406,0.03822159688841505,0.03579594041255191,0.03575928415552427,0.034164079336016805,0.03394800885130646,0.03360889207516372,0.03238259928736004,0.03213177720453622,0.03099104079621559,0.03095747933423676,0.03093821127786027,0.02921602793406929],"twin_dists":[0.25486460068924127,0.2632653387225384,0.27238702626089323,0.2738413417091677,0.2884560228395112,0.2944125394109883,0.3014580802788998,0.3028817956132946,0.3030449658358554,0.3051436750689385,0.31764386518346566,0.3179878688378697,0.3295735446997053,0.3318467020014312,0.33516278871858085,0.3352143466276543,0.33750281376901997,0.3378197479882039,0.3383206514137261,0.34016873178637075,0.3405540759941419,0.3423397439698772,0.3423931261719043,0.34242379595535166,0.3452335444326223],"n_dims_used":45,"mean_confidence":0.9134964836968316},"coverage":{"mean_confidence":0.9134964836968316,"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}}