{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010095},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009487","490:4900010206","490:4900010014","490:4900010464","490:4900012153","490:4900010548","490:4900009692","490:4900009897","490:4900009488","490:4900009804","490:4900012082","490:4900011744","490:4900002423","490:4900009289","490:4900004256","490:4900010207","490:4900003428","490:4900011680","490:4900011811","490:4900011488","490:4900011812","490:4900009998","490:4900004521","490:4900001959","490:4900010641"],"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":[0.5098145002363941,0.456540197365134,0.44359257188337825,0.4313702646216298,0.36093062584241964,0.33507858062029344,0.3101003463124346,0.2977732332784203,0.26128214915044606,0.2596037837361523,0.2588342802781084,0.25278536899878834,0.2303266804114653,0.22954462226406344,0.22886636677498443,0.21290286006520964,0.20013289499347525,0.19727090730987645,0.1930843092155778,0.1876298825409611,0.18521101851178418,0.17977087549239348,0.17776572638872282,0.17749460114588406,0.17651177895235456],"twin_dists":[0.150756069907277,0.1626367264279542,0.1655936656857384,0.16841556204503266,0.18541324220309613,0.19205536060116762,0.19874270914608294,0.20215605753666704,0.21278454823878298,0.21329477427993943,0.21352939841842286,0.21538927005179762,0.22255626742531018,0.22281389344356156,0.22303779436590268,0.22844027230528322,0.23296266039968533,0.23400321719003928,0.2355443710776072,0.2375875443432475,0.23850695285968954,0.24060609018657556,0.24139113394314257,0.24149776501835693,0.24188527354026496],"n_dims_used":45,"mean_confidence":0.9141128540039063},"coverage":{"mean_confidence":0.9141128540039063,"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}}