{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000624},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001002","493:4930004482","496:4960000760","496:4960000674","496:4960002752","493:4930002967","496:4960000673","496:4960000197","496:4960001013","496:4960000434","496:4960001009","493:4930004167","493:4930005161","496:4960000910","496:4960000913","496:4960000369","493:4930004004","496:4960000498","493:4930005040","496:4960000833","496:4960002192","493:4930004905","496:4960000919","496:4960000742","493:4930004325"],"twin_admin_codes":[496,493,496,496,496,493,496,496,496,496,496,493,493,496,496,496,493,496,493,496,496,493,496,496,493],"twin_sims":[0.5528321172740842,0.46409690446539664,0.4578224145159637,0.45012521306005515,0.44938390052353905,0.4209206886481517,0.3978797196740707,0.39347749660203013,0.38955889160868723,0.3818610118119558,0.37286014806466955,0.36581329410601293,0.3565741997033393,0.351835285584896,0.3504529850972856,0.34238226491796553,0.3352770458785731,0.3280356240578783,0.315107747897999,0.31200893020917075,0.3076302847321787,0.30054481614112405,0.29529970000758377,0.29499697733761027,0.29273371179593954],"twin_dists":[0.1414023543711689,0.16092511865524947,0.16234559348145558,0.16409778783135004,0.16426712286436873,0.17085390873220369,0.17632398002157237,0.177385102294847,0.17833429262944558,0.18021212575666834,0.18243107006742795,0.18418676902773515,0.18651467946846612,0.18772072515818652,0.18807410720903336,0.1901521665687921,0.19200335030687402,0.19391205340176446,0.1973785134033589,0.1982212713322684,0.19942028473086465,0.20138155555710205,0.2028508537128773,0.20293612134939226,0.20357525879858582],"n_dims_used":45,"mean_confidence":0.9307807074652777},"coverage":{"mean_confidence":0.9307807074652777,"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}}