{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003068},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003592","490:4900002603","490:4900004022","490:4900004009","490:4900002302","490:4900001996","490:4900003357","490:4900003865","490:4900003456","490:4900002151","490:4900001704","490:4900001992","490:4900001700","490:4900003056","490:4900001994","490:4900003465","490:4900002611","490:4900003346","490:4900003226","490:4900004304","490:4900004151","490:4900003458","490:4900002452","490:4900003336","496:4960007892"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496],"twin_sims":[0.7860801794312964,0.7214923317912022,0.7133842057180796,0.6445327345234358,0.6377726826654176,0.6195504002096449,0.6150788867776925,0.6047279728962072,0.5894613168743336,0.5660908333482622,0.5627911256738163,0.5444802974885758,0.5431459884619256,0.5401052908299574,0.5338651571043159,0.5302349587756889,0.528032324214908,0.5138767232442671,0.5071389918390491,0.4926261989158706,0.4841935563819512,0.48139001421358696,0.4712077305693844,0.4696132746545474,0.46641441629065816],"twin_dists":[0.09011015061351763,0.10493883150010276,0.10673994445202999,0.12172637169423128,0.12317872552066021,0.12708618087262172,0.12804396090121228,0.13026049205051313,0.13353045034715938,0.13854640334739435,0.1392563069437401,0.14320669359130042,0.1434953982345571,0.14415379802604053,0.14550719165029502,0.14629599219946782,0.14677515415327475,0.14986546587784152,0.15134364529546393,0.15454568599736826,0.15641876881332914,0.1570437120360681,0.1593233641956633,0.15968180371928717,0.16040216732347556],"n_dims_used":45,"mean_confidence":0.9168144226074219},"coverage":{"mean_confidence":0.9168144226074219,"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}}