{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005528},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005784","490:4900007518","490:4900005660","490:4900005668","490:4900007387","490:4900005781","490:4900007390","490:4900007519","490:4900004875","490:4900005788","490:4900007626","490:4900004734","490:4900005914","490:4900005401","490:4900006175","466:4660000570","490:4900006166","490:4900007394","490:4900006171","490:4900005794","490:4900005141","490:4900005251","490:4900005652","490:4900005656","496:4960007729"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,496],"twin_sims":[0.7694040277628352,0.7572886048328653,0.6357637467188567,0.5271616874847823,0.5233381644209137,0.506255534654713,0.5051557897473941,0.5048115818240787,0.48733309347024506,0.46494557971732225,0.45555644834816367,0.4514171288396589,0.45026242472687406,0.4434207398810952,0.4404097317313483,0.422348188528035,0.41416895914754154,0.40559028160763216,0.3798062511249058,0.37646661865090486,0.37620625535512775,0.36656369742385925,0.36149592350649323,0.3545909292712008,0.3511272082336161],"twin_dists":[0.09403828661741888,0.09684333052887473,0.12360998382847582,0.14696467178302625,0.14779778715788422,0.15153784207201057,0.15177970787193268,0.1518554380852279,0.1557202597902228,0.16073350848178242,0.1628602916732356,0.16380292930647375,0.16406645656537786,0.16563312560068488,0.166325543537238,0.1705193374776352,0.17244292842371606,0.17447822069983945,0.18071641936589436,0.18153888149903366,0.181603150962862,0.18399900997779225,0.18527081683350508,0.18701840182083518,0.18790165279962348],"n_dims_used":45,"mean_confidence":0.913722907172309},"coverage":{"mean_confidence":0.913722907172309,"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}}