{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000567},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000645","487:4870000503","487:4870000502","490:4900012692","487:4870000440","487:4870001057","490:4900004329","487:4870003350","496:4960010514","496:4960011569","474:4740003742","490:4900003628","500:5000001905","487:4870003127","494:4940004331","490:4900004168","487:4870001242","496:4960011545","496:4960010431","490:4900004328","487:4870003214","466:4660008372","466:4660007330","490:4900003495","490:4900003702"],"twin_admin_codes":[487,487,487,490,487,487,490,487,496,496,474,490,500,487,494,490,487,496,496,490,487,466,466,490,490],"twin_sims":[0.2349992282163346,0.23452022620412433,0.12606247234202222,0.10822328526282339,0.060922737534033336,0.042549240260688875,0.03146728316039885,0.028181899168339578,0.02566417088378916,0.023807155384293472,0.02067899228695494,0.020329857884340802,0.019330459981555526,0.01707626551029109,0.016758025961137794,0.01610941463310041,0.015814082641128355,0.015446843657477664,0.015175759950601365,0.014654479297509354,0.014648027030237452,0.013557772263454178,0.013529822023212236,0.012815766602023567,0.012767964590734896],"twin_dists":[0.22102890613898266,0.22118455989928387,0.2643178867306237,0.2738817829012945,0.30723751797940846,0.326349198800435,0.34158752569604106,0.34698979651870465,0.35150953529659273,0.35509542626594,0.36172490372171057,0.36251804208251814,0.36485593232231306,0.3705438052457843,0.3713991614962404,0.3731875728491471,0.37402293949741444,0.37508105355732235,0.3758764158361148,0.37744168260571626,0.3774613625603878,0.3809019798510777,0.3809933549021144,0.3833862792471218,0.38355065237677805],"n_dims_used":43,"mean_confidence":0.908884092818859},"coverage":{"mean_confidence":0.908884092818859,"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}}