{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000721},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000760","480:4800000653","480:4800001033","480:4800000435","480:4800000463","480:4800001140","480:4800000307","480:4800000996","480:4800000688","480:4800000499","480:4800000886","480:4800000583","480:4800000662","480:4800000726","480:4800001038","480:4800000365","480:4800000714","480:4800000682","480:4800000718","480:4800001200","480:4800001035","480:4800001000","480:4800000536","480:4800000438","480:4800000722"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6758729523062063,0.5924495303277107,0.5670655575749294,0.5579235830515921,0.5514834006748472,0.5422698033851021,0.5128698027487629,0.46815767946967096,0.4638714606753619,0.44390329711004406,0.4206599834182542,0.40707431424255086,0.39865748961267505,0.3975369800023901,0.3948624603567977,0.3918260872483051,0.39069343347315705,0.3899044835989748,0.3886238034450081,0.3706184564473743,0.3647202302615162,0.3598685240423344,0.3440985758279929,0.3432721546701009,0.33648167834876586],"twin_dists":[0.11495912135015314,0.13289017369430847,0.13833679764595952,0.14030451813490102,0.1416934274427239,0.14368504813882912,0.1500860573351789,0.1600093865993971,0.1609760388738627,0.1655223249276591,0.17091506332179066,0.1741247860297198,0.17613706604336493,0.17640640038314098,0.17705067983330897,0.17778457729077782,0.17805901945039104,0.1782504020936505,0.17856145558437342,0.18298777548941683,0.18446061239916306,0.18568114391735915,0.18970809571760772,0.18992177278303302,0.19168801879812608],"n_dims_used":43,"mean_confidence":0.9139810606490734},"coverage":{"mean_confidence":0.9139810606490734,"n_dims_used":43,"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}}