{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005793},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005401","490:4900005534","490:4900005250","490:4900006889","490:4900005522","490:4900005251","490:4900007626","490:4900005402","490:4900005920","490:4900004717","490:4900007387","490:4900005532","490:4900005781","490:4900006052","490:4900005652","490:4900004863","490:4900005784","490:4900006036","466:4660001230","490:4900005908","490:4900005255","490:4900004978","490:4900009199","490:4900009716","490:4900007518"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490],"twin_sims":[0.7312832022265313,0.7281747738403181,0.6969451630143447,0.6279187437863513,0.5837754958164013,0.5648054388304901,0.5555030759518406,0.5519682227153855,0.5418281125034909,0.5261927945454528,0.5063363800307062,0.47055530059634815,0.44372521969499384,0.4358097125496237,0.4082127128185847,0.40788692570828283,0.4035050509201643,0.38580676229748256,0.38566376655265344,0.38220990427365703,0.3809874807514546,0.38065655999818393,0.3646121062390648,0.36161087021528876,0.3572970096576383],"twin_dists":[0.10274943161636663,0.10344634346743169,0.11036252920970428,0.12529280759900643,0.13474924568485327,0.13882288299822143,0.14082624684817446,0.14158878268745886,0.1437806731649633,0.14717565818903175,0.1515200673510609,0.15946998336990809,0.1655632081464871,0.16738696031984093,0.17385405443514368,0.17393149827560211,0.1749758122537032,0.17924736893623605,0.17928224973514545,0.18012662801198762,0.18042635357740022,0.18050757151597724,0.1844877229821151,0.18524187015732949,0.18633145543286958],"n_dims_used":45,"mean_confidence":0.9159566243489583},"coverage":{"mean_confidence":0.9159566243489583,"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}}