{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012184},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012042","490:4900011174","490:4900011778","490:4900011176","490:4900011455","490:4900011779","490:4900011385","490:4900011458","490:4900011707","490:4900011765","490:4900011246","490:4900011017","490:4900011905","490:4900012185","490:4900010999","490:4900011367","490:4900011768","490:4900012178","490:4900011177","490:4900011838","490:4900009015","490:4900011978","490:4900012098","490:4900011640","490:4900012120"],"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":[0.3996514074150896,0.3214679812448407,0.31877153576475414,0.30664808265113336,0.2689857277448995,0.19111867961536602,0.18761426050238933,0.18332736229570126,0.1757669676071087,0.16838180713770043,0.14810611711568997,0.14177391845169565,0.1360782241812045,0.1268023049293569,0.12443988522118705,0.12397860723619639,0.12004977379018303,0.11657960391404748,0.11649785853901101,0.11253132091860522,0.11028894890042676,0.10981382202235672,0.10597855021440335,0.10425555084388569,0.1024013133291452],"twin_dists":[0.1758984492922683,0.1956633468374186,0.19638814370782684,0.19969058726913566,0.21046856572200465,0.23627597454121527,0.23759345549896704,0.23922879568593491,0.24217996277924708,0.2451513806084992,0.25382580583193304,0.2567130545450464,0.25939322430574596,0.26394420265053614,0.2651433083293194,0.2653794556188437,0.26741840301230113,0.26926216570236333,0.2693061026466032,0.27146711225993786,0.27271487253439325,0.272981767982697,0.27516959498643934,0.27617254243632466,0.27726641100495025],"n_dims_used":45,"mean_confidence":0.8917232937282986},"coverage":{"mean_confidence":0.8917232937282986,"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}}