{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960004014},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002346","496:4960001924","496:4960002345","496:4960001967","496:4960001851","496:4960001235","496:4960002765","479:4790002378","496:4960001842","500:5000010132","496:4960001710","496:4960001351","481:4810001067","496:4960003473","481:4810000844","472:4720000724","496:4960001377","496:4960005794","496:4960003457","478:4780003829","496:4960001511","472:4720005809","496:4960005793","472:4720002695","496:4960003821"],"twin_admin_codes":[496,496,496,496,496,496,496,479,496,500,496,496,481,496,481,472,496,496,496,478,496,472,496,472,496],"twin_sims":[0.4511209955924911,0.28706616023132564,0.2657930756170199,0.264624275347881,0.23606864263020008,0.2288652041995621,0.21819100745118297,0.19951343004222602,0.1936666171183425,0.19130536012539667,0.17794521971592522,0.1731941046062726,0.16559545995653363,0.16018119750668167,0.1566313590987544,0.1552489236024095,0.15290068951752295,0.1483251439801561,0.1461308137214559,0.14144655581504795,0.1406697074645881,0.1403622224720634,0.13942152972736271,0.13585198625670672,0.13505616132618234],"twin_dists":[0.16387048906676346,0.20518874863213574,0.21142331445677717,0.21177462196025895,0.22068214316768733,0.22303817852323046,0.22662144749114166,0.2331870091043835,0.23532863362794754,0.2362062676007398,0.2413206044214181,0.2432048334465469,0.24629678373765262,0.24856291430436162,0.2500790679589715,0.2506762983139579,0.2516997490121941,0.25372758594889944,0.25471649004930863,0.2568649014578597,0.25722629196627794,0.25736974498039816,0.2578100724539476,0.2595014017109508,0.25988300797664254],"n_dims_used":45,"mean_confidence":0.9457266913519965},"coverage":{"mean_confidence":0.9457266913519965,"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}}