{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002019},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970002020","497:4970002549","497:4970002405","497:4970002258","497:4970002404","497:4970002333","497:4970002615","497:4970002101","497:4970002402","497:4970002181","497:4970002614","497:4970002335","497:4970002257","497:4970002795","497:4970002679","497:4970002025","497:4970002739","497:4970002678","497:4970002796","497:4970002102","497:4970002100","497:4970002024","497:4970002853","497:4970002403","497:4970002334"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.6667439655237658,0.6522507445394681,0.5461209057530921,0.4893584166829293,0.45184264486631304,0.4323785076085458,0.3862338498524137,0.36392352350814317,0.3604348647715135,0.3427281259834849,0.3023335519445476,0.2817716393584358,0.25824774154579583,0.2432600927805121,0.23424951755891726,0.2026281910273084,0.19933962898490262,0.19076916295066992,0.19051430333963157,0.16903901553292874,0.1543966795149173,0.15097510076930462,0.11436888636219382,0.11072403772692584,0.10454450780331535],"twin_dists":[0.11693741418941372,0.1200656043532037,0.14285188677497757,0.1552703785145135,0.16370588099562935,0.1681815839405268,0.17914322646157413,0.18466047073062147,0.1855382415369105,0.19006258474935783,0.2008839185179342,0.20671337844432228,0.2137085313056668,0.2183764538031466,0.22127261997154438,0.23206376287865152,0.23325004009878175,0.23640661276154756,0.23650197657047495,0.24488320904807803,0.25104641962630364,0.2525476346548813,0.2704588229441811,0.2724712465585112,0.27600344657214504],"n_dims_used":45,"mean_confidence":0.9103552924262153},"coverage":{"mean_confidence":0.9103552924262153,"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}}