{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002764},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002853","489:4890002679","489:4890002433","489:4890003095","489:4890002767","489:4890002434","489:4890003101","489:4890003006","489:4890002926","489:4890003158","489:4890002253","489:4890001853","489:4890003019","489:4890002426","489:4890002751","489:4890001677","489:4890002836","489:4890003016","489:4890002022","489:4890003525","489:4890002681","489:4890001667","489:4890003020","489:4890003516","489:4890003457"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9044876790121882,0.8190212876316787,0.8156503916586564,0.6611828249810937,0.6599817840837937,0.6317933036640916,0.5453115162680509,0.5449104606793,0.5313725196508707,0.5248732763343208,0.5095739103079682,0.5041876432310806,0.5011705309536836,0.4922865328571091,0.4886330182898434,0.48307144980776784,0.4810132886187735,0.47737239901213124,0.47630099736934106,0.474086814423695,0.471017269252028,0.46876371463667715,0.4675552417197798,0.4554170701927192,0.4504409867800114],"twin_dists":[0.05819379880610888,0.08206694825297717,0.08291028127222778,0.11813937473127456,0.11839867779673699,0.1244619120293357,0.14302690631195816,0.14311364601526702,0.14604869265010384,0.14746313535555536,0.1508088736357001,0.1519927480663275,0.15265737553653036,0.1546209469108288,0.15543144511734003,0.15666876347534484,0.1571277758247676,0.15794130134951703,0.15818107710368443,0.1586771621180104,0.15936615910037685,0.15987295588706937,0.1601450671967155,0.16289198072130012,0.16402568858292407],"n_dims_used":45,"mean_confidence":0.9178769429524739},"coverage":{"mean_confidence":0.9178769429524739,"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}}