{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000687},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000521","489:4890000578","489:4890000633","489:4890000481","489:4890000361","489:4890000746","489:4890000637","489:4890001122","489:4890000579","489:4890000454","489:4890000401","489:4890000747","489:4890000774","472:4720002159","489:4890001125","489:4890000602","489:4890001585","489:4890000632","489:4890000398","470:4700004993","489:4890001001","489:4890000425","489:4890000769","489:4890000362","489:4890000830"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,472,489,489,489,489,489,470,489,489,489,489,489],"twin_sims":[0.8593443662680322,0.8364758700883589,0.8287148395561351,0.8219191147966912,0.8167679845732677,0.7938081083584108,0.7509079459880024,0.7358668937091987,0.7339184642205225,0.7266505433828891,0.7176638737633755,0.6789249091296261,0.6700523077713862,0.6651669049086937,0.6602411092114463,0.6593584176379519,0.6570254478006178,0.6531675031821088,0.6500706908546181,0.6489957874383843,0.6408473718207792,0.6406781347606602,0.6345604393294897,0.6325124296214621,0.6322661949199236],"twin_dists":[0.07151015825090627,0.07761184725847109,0.07961193023994503,0.08133778769818299,0.08263124995572459,0.08825991982629292,0.0983060153558334,0.1017185122476896,0.1021572178555276,0.10378744765874982,0.10579055681800847,0.11429615274098123,0.11622126717699419,0.1172785008278774,0.11834269805855688,0.11853322380000493,0.11903654304918096,0.11986812495986542,0.12053502299599997,0.12076638178342096,0.12251838465232691,0.12255474099718411,0.12386822938556073,0.12430764846938619,0.12436047137889462],"n_dims_used":45,"mean_confidence":0.9147930569118924},"coverage":{"mean_confidence":0.9147930569118924,"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}}