{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008288},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008289","490:4900007961","490:4900010806","490:4900008512","490:4900009392","490:4900011619","490:4900010206","490:4900008957","490:4900011744","490:4900008410","490:4900008513","490:4900010807","490:4900011285","490:4900008853","490:4900008174","490:4900010890","490:4900008514","490:4900008752","490:4900011420","490:4900010898","490:4900008179","490:4900008177","490:4900010719","490:4900007958","490:4900007850"],"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":[0.7514320499654805,0.6540145702788966,0.48115787024588824,0.47777336455833036,0.46246514585862003,0.45850100987035547,0.45556663554072185,0.4421925785522679,0.43783618068987196,0.43002197521547725,0.41599903074791983,0.3984875959775057,0.3926371355089172,0.39193206709638645,0.38221492693833936,0.36967400356306057,0.36417703505832305,0.3544305390893873,0.3490838636779816,0.3447536450145895,0.340378007865154,0.32569362824568343,0.32123267135137146,0.32083547375985927,0.3206983201260897],"twin_dists":[0.0981862278515327,0.11968561502172509,0.15709551094188262,0.15785161161622566,0.16129387406507636,0.16219163439190665,0.16285797564935509,0.1659153354878131,0.16691882769681082,0.16872879994526777,0.17201113186516628,0.1761778807197906,0.17758828751249858,0.17775891731927157,0.18012539745805822,0.18322282209430538,0.1845968520041244,0.1870592022167639,0.18842483957186895,0.18953891660023436,0.1906722455807706,0.1945343059468282,0.1957264614087453,0.19583305606585685,0.1958698807170941],"n_dims_used":45,"mean_confidence":0.9228752983940972},"coverage":{"mean_confidence":0.9228752983940972,"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}}