{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010288},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010375","490:4900009910","490:4900010012","490:4900009612","490:4900009508","490:4900001530","490:4900009613","466:4660003844","490:4900010460","490:4900010371","466:4660004226","466:4660003963","490:4900001661","490:4900010100","490:4900002574","490:4900009611","466:4660004391","490:4900008515","490:4900002268","490:4900008967","490:4900010101","490:4900009614","490:4900009807","490:4900005376","490:4900009408"],"twin_admin_codes":[490,490,490,490,490,490,490,466,490,490,466,466,490,490,490,490,466,490,490,490,490,490,490,490,490],"twin_sims":[0.6588883096877514,0.6575269547335408,0.40304406623536576,0.3605190168608682,0.34473289708651944,0.3325606444369326,0.31977600760772773,0.27792519326711346,0.26609765145205244,0.25775792530487524,0.25715053922165065,0.254405296380005,0.25287524268101963,0.2445076252190347,0.24122516231639504,0.23025684730378876,0.21537941979366146,0.20569238415597477,0.2056345615055022,0.20385133713680406,0.2009564782019827,0.20019434364703764,0.1959326120993814,0.17296960069878,0.17209604104259313],"twin_dists":[0.11863467394963938,0.1189283762933905,0.17508597092961994,0.18551701757229172,0.1895442723724546,0.19271667672902876,0.1961177438897431,0.20783191281904917,0.21133192591325128,0.21385832119334594,0.2140443146770609,0.21488844666673304,0.21536143095729895,0.21798099155300782,0.21902434141878413,0.22257924839806104,0.2275847278662477,0.23097026537022736,0.23099079651426188,0.2316259170417316,0.2326651269949788,0.2329404319423088,0.23449337671916617,0.243294776498815,0.24364554753122994],"n_dims_used":45,"mean_confidence":0.9194698757595486},"coverage":{"mean_confidence":0.9194698757595486,"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}}