{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009228},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009320","490:4900009216","490:4900009111","490:4900009665","490:4900009225","490:4900009321","490:4900009215","490:4900009422","490:4900009319","490:4900007766","490:4900008883","490:4900009138","490:4900009113","490:4900008446","490:4900009224","490:4900008991","490:4900008370","490:4900011652","490:4900009229","490:4900009027","490:4900009328","490:4900009226","490:4900009318","490:4900008464","490:4900010857"],"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":[0.16010229032277992,0.11590650670286735,0.08280830446573571,0.05998499977048982,0.05627927220320686,0.04292130007049956,0.03922569656977014,0.029059290761218153,0.024940468711627927,0.019550762627502206,0.019012397439450174,0.01883154572878006,0.017505525372331344,0.014523932043676994,0.014439290501763907,0.013256636803426963,0.013210527739130493,0.012910670617101824,0.01019227438213887,0.008985464427573786,0.007298923247518201,0.006602872168715733,0.006496001836030595,0.006426234251383966,0.006123730779248412],"twin_dists":[0.24859634875192588,0.26962465243522726,0.28989817989951755,0.30808794845363924,0.3115596092533853,0.3258989071331095,0.33052601419582794,0.34549626125694916,0.3528794523627815,0.3643316649158513,0.3656221259240546,0.3660627955571799,0.36941193394361843,0.3778413575717979,0.3781021867916347,0.3818953484952902,0.38204920829892614,0.38306154207846455,0.3933342820529218,0.398701860577366,0.40740152529462326,0.411530037760479,0.412198314741781,0.41263994530644893,0.41460622320132673],"n_dims_used":45,"mean_confidence":0.8792096455891927},"coverage":{"mean_confidence":0.8792096455891927,"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}}