{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000901},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008016","490:4900004584","494:4940007817","490:4900004463","490:4900000566","490:4900002789","490:4900004727","494:4940004950","496:4960007905","490:4900001446","490:4900001007","494:4940008211","490:4900000469","490:4900000487","487:4870005430","487:4870003001","490:4900000240","490:4900002915","490:4900000488","494:4940007391","494:4940008592","466:4660003774","496:4960009166","490:4900005650","490:4900000928"],"twin_admin_codes":[494,490,494,490,490,490,490,494,496,490,490,494,490,490,487,487,490,490,490,494,494,466,496,490,490],"twin_sims":[0.5115299151477096,0.4319240037658126,0.4213251813571485,0.2986302046767771,0.28438589914415136,0.26695837104678705,0.2614091335479925,0.2466274867968763,0.2302485328275042,0.22483061930264384,0.20737466066371246,0.2045638615396454,0.20109093639453798,0.19302760083184708,0.19039480138564654,0.1876806735131882,0.1804582077343048,0.1801937407764507,0.17590187822220907,0.17550352275046013,0.17407731329468012,0.16914961503152795,0.16856876401104987,0.16820701942720834,0.16501885014865972],"twin_dists":[0.15037976262881542,0.16828703111513676,0.17075905701911148,0.2019161326988041,0.20595842978670534,0.2110740166877859,0.21274602861597613,0.21731197748842745,0.22258198486708972,0.22437921424457144,0.23037465647828625,0.23137168678959538,0.23261663146957448,0.2355654049697014,0.23654672270233917,0.23756832815115123,0.24033841927171481,0.24044132622841785,0.24212651869376844,0.2422844093000652,0.24285179984928024,0.24483815303021483,0.24507501702956994,0.24522282880986074,0.24653554799292035],"n_dims_used":45,"mean_confidence":0.9130121866861979},"coverage":{"mean_confidence":0.9130121866861979,"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}}