{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012118},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011450","490:4900010776","490:4900011452","490:4900010927","490:4900010847","490:4900011247","490:4900010848","490:4900011086","490:4900011175","490:4900010424","490:4900010677","490:4900011160","490:4900010846","490:4900010512","490:4900011900","490:4900011166","490:4900011298","490:4900010760","490:4900010426","490:4900011011","490:4900011165","490:4900011096","490:4900011383","490:4900011510","490:4900011300"],"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":[0.6077855585509098,0.4071785729871698,0.3500982073894975,0.2920325884959744,0.2830393048788875,0.27666408699612094,0.275633638634585,0.2470599726162877,0.245105583433091,0.2394532288203944,0.23121029392825107,0.22807030152458097,0.22446507944097188,0.2180137915707557,0.21573068782297292,0.21572894875934798,0.21531207376706032,0.2130269852431186,0.20609411610861347,0.19589222071754037,0.19084301502193884,0.18607502427711597,0.18581151796561682,0.17435596421866634,0.1693356292488619],"twin_dists":[0.129605779408253,0.17409997748906683,0.1881649227807682,0.20377384688360353,0.2063467748779307,0.20820068765899097,0.2085027760634185,0.2171759427378074,0.21779190293103365,0.2195913873889835,0.22226588009516285,0.2233011459898808,0.2245015009695016,0.22668191623726042,0.22746391856516412,0.2274645163431242,0.22760790491562297,0.22839723275188048,0.2308277308533568,0.23450820634285705,0.23637899529123182,0.23817758181133503,0.23827791993362574,0.24274068382813777,0.24476242228926054],"n_dims_used":45,"mean_confidence":0.8903734842936198},"coverage":{"mean_confidence":0.8903734842936198,"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}}