{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012652},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012226","490:4900012228","490:4900012297","490:4900012225","490:4900012654","490:4900012582","490:4900012653","490:4900012508","490:4900012581","490:4900012229","490:4900005169","490:4900011890","490:4900012436","490:4900012507","490:4900011691","497:4970000382","490:4900002822","490:4900008213","490:4900007531","490:4900005303","490:4900003239","490:4900011147","490:4900012509","490:4900011966","490:4900011563"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490,490,490,490,490,490],"twin_sims":[0.21627248004133412,0.12724887715264793,0.11192118960545552,0.09465666839144057,0.0788142474759584,0.0572565561377201,0.04835339154848447,0.04256600839137643,0.03539118407166103,0.034772844991687944,0.02623245695100471,0.022489909695567748,0.022164500074178715,0.021455381172638156,0.01808571177652388,0.01732731628336443,0.016609348500948196,0.016486236628013757,0.016285366841797256,0.015231008861408058,0.014852720122479944,0.01419416877001472,0.013562731793413631,0.013545656601551248,0.012788267094152303],"twin_dists":[0.22727784319018068,0.26371944139726494,0.27180470292238057,0.2820100580849897,0.2927603425398708,0.31062616979351865,0.31967168767013593,0.32632883372742433,0.3357345944134609,0.33661896317894774,0.35045700039940997,0.3577889397206527,0.3584753884176444,0.3600021363565846,0.3679201446309773,0.36987884819089045,0.371803668738215,0.3721410328695081,0.3726962573890395,0.37571330576473083,0.376840722911839,0.37886522995230393,0.3808857835270336,0.3809415679664365,0.383480773262282],"n_dims_used":45,"mean_confidence":0.8909378051757812},"coverage":{"mean_confidence":0.8909378051757812,"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}}