{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000749},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001937","494:4940003716","496:4960004078","487:4870000444","466:4660002436","490:4900009616","478:4780006547","467:4670001070","494:4940001721","490:4900013050","496:4960004227","490:4900013342","494:4940008189","487:4870003633","470:4700008891","490:4900001793","468:4680008287","471:4710002022","490:4900000483","484:4840000444","490:4900001806","487:4870010130","466:4660004456","490:4900004308","494:4940005791"],"twin_admin_codes":[490,494,496,487,466,490,478,467,494,490,496,490,494,487,470,490,468,471,490,484,490,487,466,490,494],"twin_sims":[0.001916085917782799,0.0015132654440285964,0.0007250432322804555,0.0005461829390631317,0.0005102174764380797,0.0005045794295787579,0.00036985959153544215,0.00030087579306363514,0.00028866436271407096,0.0002480437718877382,0.00021059101071907826,0.00020185978462281697,0.0001935960561885446,0.00012257900212747427,0.00012019424292173605,0.00007995954072318392,0.00007360782019982108,0.00007261997964986746,0.0000600244594854035,0.00005384062736810092,0.00004601972517984154,0.00004486683455457072,0.00004306928810924522,0.00003980375848398609,0.000038732678777536],"twin_dists":[0.45945000263275965,0.46803440467701984,0.4938400922742523,0.5034226159252193,0.505699751129753,0.5060702440409696,0.5163188658403708,0.523019025544086,0.524353535318556,0.529209622444345,0.5344013263396833,0.5357361874190502,0.5370506115759235,0.5512175218698339,0.5518183852173655,0.5641395463393005,0.566608892562354,0.5670109644877555,0.572649543795799,0.5758430965339346,0.5804224501534119,0.5811592841370962,0.5823448155759045,0.5846241792025054,0.5854106569038251],"n_dims_used":45,"mean_confidence":0.9094353569878473},"coverage":{"mean_confidence":0.9094353569878473,"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}}