{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001112},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002379","490:4900002535","490:4900002383","490:4900002548","490:4900001237","490:4900003137","490:4900002549","490:4900003516","490:4900001927","490:4900002976","490:4900002529","490:4900001110","490:4900003809","490:4900004504","490:4900003122","490:4900001928","490:4900004086","490:4900001773","490:4900002526","490:4900002084","490:4900003798","490:4900003123","490:4900001923","490:4900003389","490:4900002377"],"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":[0.6660035345418359,0.4694552355086372,0.3919024210094872,0.3900484917654058,0.38322933615724136,0.3548427593800366,0.3503829062061124,0.3330651409000473,0.3161877090791313,0.2598142041733917,0.23759663505819206,0.23029290560160837,0.22300001267729633,0.18571186365505396,0.18117873656618372,0.17355083918287859,0.17311603229897002,0.17289008313037796,0.16830597845751247,0.16160426946283915,0.16048138901047182,0.15561427907142333,0.15283687888661843,0.15104970973669452,0.14822231719110066],"twin_dists":[0.11709757772170022,0.159717353859481,0.17776609494044152,0.1782154552102315,0.17987702574725814,0.18695436001412366,0.18809204210493727,0.1925839568332575,0.19708591244430101,0.21323069263173747,0.22018846070445203,0.22256738160791337,0.22499295528297686,0.23831589243725498,0.24005859425899875,0.24306208605545904,0.24323610211490243,0.24332665365802233,0.24518237064148934,0.24796197594738556,0.24843582686574614,0.25051808319379926,0.2517277204642542,0.25251463486495207,0.2537736840070902],"n_dims_used":45,"mean_confidence":0.9117155287000868},"coverage":{"mean_confidence":0.9117155287000868,"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}}