{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001726},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001322","477:4770001554","477:4770001593","485:4850007791","485:4850007683","477:4770003538","477:4770001592","477:4770001761","485:4850006975","477:4770001546","477:4770000627","477:4770000673","477:4770001668","477:4770001316","477:4770001669","477:4770001197","477:4770001238","477:4770000492","477:4770001695","477:4770001535","477:4770000622","477:4770000824","500:5000001818","477:4770001598","499:4990001303"],"twin_admin_codes":[477,477,477,485,485,477,477,477,485,477,477,477,477,477,477,477,477,477,477,477,477,477,500,477,499],"twin_sims":[0.6818957615098533,0.6018764254896211,0.584424090092251,0.5503326553945622,0.5443135927368126,0.536998441117567,0.5232233739663551,0.5114709454454426,0.4952667883076876,0.47828947714445125,0.47724542385068086,0.4650568541611335,0.4523627402370867,0.4389533703779804,0.4339440721260537,0.4320074336275161,0.4242952409627736,0.4034481313404704,0.3939235156331432,0.3836370903249668,0.37861442637290144,0.37562508853119536,0.36361597691941105,0.35616319310238204,0.3543412343537446],"twin_dists":[0.11364996853037951,0.1308711032451265,0.13461017627222974,0.1419418652445677,0.14324275660343264,0.14482724321002052,0.14782282022050972,0.1503926933443592,0.15396111812533533,0.1577362010655502,0.15796970879351505,0.16070839444405652,0.1635873077621578,0.16666111278717666,0.16781870660900994,0.16826767160929934,0.17006375977141752,0.17498941091448786,0.1772773441897791,0.1797772784478216,0.18100952935029227,0.18174668773823227,0.18473767962432497,0.18661895024113118,0.1870819238901323],"n_dims_used":45,"mean_confidence":0.9219541761610243},"coverage":{"mean_confidence":0.9219541761610243,"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}}