{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004075},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004070","490:4900003945","490:4900001104","490:4900003946","490:4900003380","490:4900003667","490:4900003936","490:4900004071","490:4900004214","490:4900003938","490:4900003943","490:4900003947","490:4900004360","490:4900003940","490:4900004072","490:4900003385","490:4900004213","490:4900004081","490:4900003939","490:4900002973","490:4900004638","490:4900004069","490:4900003269","490:4900001117","490:4900004920"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.14803979534394932,0.11446971515931187,0.10382251156747194,0.091845733938469,0.07630118345149779,0.07199702177997973,0.06318738866110253,0.05326654462392112,0.045047390135767994,0.043425389812186216,0.03907109367161396,0.03480844393977532,0.03146959752554953,0.0313602858235954,0.030076100897514436,0.027912955117738607,0.02644867532809407,0.025446884339677962,0.02252800954361481,0.020011697637528497,0.01709842567675198,0.016889641832921864,0.01585644938651907,0.013409654925140702,0.012681635995388053],"twin_dists":[0.2538555681557541,0.2704038592397863,0.27642663916068794,0.28380739923348786,0.2946214598466075,0.2979271214435806,0.305227180730094,0.31452409168555245,0.3233869637523837,0.32529403287816017,0.3307274858427014,0.3365676868503039,0.3415838940404022,0.3417556737862727,0.3438130884364865,0.34745560974873996,0.35006169941869697,0.3519172997399346,0.357709133426495,0.36325122339996974,0.37048476594424307,0.371043693780404,0.3739022638831375,0.3813881162702905,0.383848889373707],"n_dims_used":44,"mean_confidence":0.9166767813942649},"coverage":{"mean_confidence":0.9166767813942649,"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}}