{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011369},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011305","490:4900011375","490:4900011237","490:4900011162","490:4900010589","490:4900010666","490:4900011374","490:4900011307","490:4900010756","490:4900011436","490:4900010843","490:4900011442","490:4900010505","490:4900011702","490:4900011157","490:4900011776","490:4900008451","490:4900010998","490:4900010590","490:4900010584","490:4900011232","490:4900012187","490:4900011437","490:4900011565","490:4900007888"],"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":[0.5401007579665221,0.26268693105339586,0.20774824613574794,0.20374720505522795,0.2011088132082191,0.19717161725502372,0.1875365425872315,0.18144076210202678,0.1794541400826548,0.17056400377004427,0.16655897065077668,0.164648631780291,0.12311296146043489,0.12281854252628453,0.12243923802707937,0.11911852406121483,0.11740942417163312,0.10791615174836763,0.09853799989773651,0.09733895191356597,0.09515282179219747,0.09391223422521718,0.09336361946804451,0.09180947181891953,0.08930273103788516],"twin_dists":[0.14415478003658141,0.212359071028672,0.23024283667665704,0.23166312258025468,0.23261018545532688,0.23403950361799902,0.23762286797599988,0.23995702907702166,0.24072968199963765,0.24426381627044372,0.24589914620246597,0.24668916697648066,0.2658244253901271,0.26597630886649,0.26617239199342674,0.26790914456490106,0.26881748172850806,0.27405675521014444,0.2795961550507563,0.2803337749968356,0.2816971958820135,0.2824819129031791,0.2828315401780969,0.2838308677677318,0.28547128493546436],"n_dims_used":45,"mean_confidence":0.8911789788140191},"coverage":{"mean_confidence":0.8911789788140191,"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}}