{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001817},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001546","490:4900002587","490:4900002295","490:4900003579","490:4900001968","490:4900004953","490:4900004416","490:4900002600","490:4900003451","490:4900002728","490:4900006278","490:4900003179","490:4900003990","470:4700005173","490:4900002136","490:4900001670","490:4900001407","490:4900002467","490:4900002743","494:4940008390","490:4900006875","494:4940004652","490:4900003852","490:4900003598","490:4900005111"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,494,490,494,490,490,490],"twin_sims":[0.6232431808113605,0.5779462541108303,0.438243837726133,0.42958415607908673,0.4233847134028874,0.40934918689091965,0.3980527607574747,0.3836034119531625,0.38023761315519855,0.3747182328689942,0.3640796860064486,0.35753670562667816,0.3562280159634723,0.3505182008495213,0.33253978570022985,0.3229630223226778,0.3182533327708561,0.31790647156954016,0.30972703747268343,0.3096413713293671,0.3079350557959789,0.30769595816649437,0.3075151097909266,0.2959216320693373,0.2846679876544631],"twin_dists":[0.126294975637897,0.1359996617901152,0.16682475882100753,0.16883060111048695,0.17027669889053137,0.17358411314110467,0.17628238028826834,0.1797855151337083,0.18061044258140752,0.18197088059126806,0.18462127910304701,0.18627073735761315,0.1866025008157445,0.18805741859422104,0.19272216648421764,0.19526295033402905,0.19652782930407917,0.19662139998654926,0.19884491420526737,0.19886837797271287,0.19933651267149433,0.19940222911490282,0.1994519551710166,0.20267583630338584,0.20587721861319586],"n_dims_used":45,"mean_confidence":0.9199291653103299},"coverage":{"mean_confidence":0.9199291653103299,"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}}