{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002679},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970002335","497:4970002181","497:4970002025","497:4970002796","497:4970002257","497:4970002678","497:4970002405","497:4970002024","497:4970002404","497:4970002019","497:4970002330","497:4970002795","497:4970002549","497:4970002329","497:4970002254","487:4870001713","497:4970002614","497:4970002333","497:4970002615","497:4970002401","497:4970002258","497:4970002853","487:4870000657","487:4870000026","497:4970002023"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,487,497,497,497,497,497,497,487,487,497],"twin_sims":[0.6928409764756684,0.5761100209563788,0.48849910998710894,0.44939697688391883,0.4479997392636357,0.3403031041369585,0.33402356938455524,0.313271558266179,0.29533756217742263,0.23424951755891726,0.22310688888166516,0.2165519927415836,0.19590649845477762,0.1828778964228746,0.16738046763714176,0.16383142406464019,0.1543072960201132,0.1540044184626246,0.15315954734949627,0.15073365004707337,0.1396360090093331,0.1332736841547055,0.12157980242043465,0.11244538582990314,0.09880292661135377],"twin_dists":[0.11126155284971946,0.13639376707737233,0.15546118583680452,0.16426413497822331,0.16458358211337573,0.1906917138692149,0.19233212069412042,0.19787731323167249,0.20284019273804352,0.22127261997154438,0.2249570312134355,0.22718196893646633,0.23450296405492838,0.239401809022796,0.24556142514479765,0.24702914652691907,0.25108532460004757,0.2512172776592038,0.2515863661965999,0.2526545113932488,0.2577094825918424,0.2607438876778825,0.2666183997346408,0.27151457529391393,0.279434130361432],"n_dims_used":45,"mean_confidence":0.9103177388509115},"coverage":{"mean_confidence":0.9103177388509115,"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}}