{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008910},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009019","490:4900009023","490:4900009144","490:4900008923","490:4900009140","490:4900009356","490:4900008920","490:4900009130","490:4900009018","490:4900008242","490:4900009353","490:4900008255","490:4900008256","490:4900008356","490:4900008695","490:4900007798","490:4900008573","490:4900008815","490:4900009129","490:4900008246","490:4900008467","490:4900008243","490:4900008355","490:4900008244","490:4900009147"],"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":[0.01042332607997737,0.01028962115814363,0.00969013533915206,0.009501858393710663,0.005465612598506212,0.005270036822643796,0.00522069062963589,0.00442854602729242,0.004401259893701376,0.0034337062774963626,0.0027309444829491563,0.002643465878608145,0.002195008099478246,0.0021373450754277397,0.001999392424223161,0.001848103022735736,0.0017867669498443808,0.0011972786822583052,0.0010539204489919392,0.0008695412385686681,0.0008243611832740422,0.0006320316982973514,0.0005700300296073722,0.0005447974694912072,0.0004480353140044729],"twin_dists":[0.3923718304234162,0.3929264364346027,0.3954948705745689,0.3963307989937518,0.41920616014409756,0.4206697767778,0.4210468216545407,0.4275883116049729,0.42783204796814334,0.4375099283181766,0.4462509973765963,0.44747987971013786,0.45443339375338093,0.45542043491816014,0.4578849123299181,0.46077431198490143,0.46200820253881036,0.4764005823695934,0.48089484572802543,0.48759334171891483,0.4894356471028947,0.4985073130395459,0.5019887176837827,0.5035077078872333,0.5100162518473677],"n_dims_used":45,"mean_confidence":0.8758851793077257},"coverage":{"mean_confidence":0.8758851793077257,"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}}