{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004321},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000682","490:4900001741","490:4900004183","490:4900003349","490:4900001200","490:4900000434","490:4900002781","490:4900000575","490:4900002926","490:4900000825","490:4900002509","490:4900001025","490:4900000275","490:4900004025","490:4900000917","490:4900000403","490:4900001198","490:4900001317","490:4900000031","490:4900002182","490:4900000620","490:4900002202","490:4900000576","490:4900000227","490:4900000904"],"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":[0.6851593523121953,0.6835142398836097,0.6765008566831641,0.6657770514267207,0.6642719429064913,0.6198848747379264,0.5606613019694661,0.5544826748593391,0.5342860783618814,0.531248663055364,0.5159561496692207,0.5058961359352236,0.5058790413768893,0.4978602824669826,0.49422652449757964,0.4915437936073749,0.48945550786686015,0.48730328052943245,0.48632332229198055,0.485802483553372,0.4843970216383318,0.4726355680898955,0.47196271091222103,0.47172862758399997,0.4702779526177197],"twin_dists":[0.11293911651416032,0.11329757638550293,0.11482279222993783,0.11714656035244435,0.1174719814554767,0.1270145267772745,0.13971480546458506,0.1410462903523776,0.1454158018411189,0.1460756129975998,0.14941025398736102,0.1516168688561765,0.15162062808398583,0.1533878505677756,0.15419130093598446,0.15478557141365668,0.15524882595375436,0.15572688631048856,0.1559447704695816,0.15606062857499203,0.15637345801042202,0.1590027264306545,0.15915378406598446,0.15920635304279743,0.15953233189827776],"n_dims_used":45,"mean_confidence":0.9160479227701823},"coverage":{"mean_confidence":0.9160479227701823,"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}}