{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000891},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000409","490:4900001283","490:4900000403","490:4900000710","490:4900000674","490:4900000678","490:4900001291","490:4900001153","490:4900002910","490:4900000771","490:4900001549","490:4900000490","490:4900007609","490:4900000497","496:4960008368","490:4900000493","490:4900000772","490:4900000915","490:4900006640","490:4900001550","496:4960007151","490:4900000499","490:4900006639","490:4900003065","490:4900001143"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,496,490,490,490,490],"twin_sims":[0.5329066290900875,0.4768310263440593,0.4492411770697737,0.43889268624818417,0.43633879328701425,0.41434835245528306,0.4022027267470879,0.39483900199632443,0.38959778229998104,0.3863458258709496,0.38284239226846306,0.379925929236635,0.36241852230033433,0.3623089201251478,0.35943121440399634,0.3365718711406368,0.3346186615343396,0.33385084083815647,0.3273083896173595,0.3252495358459319,0.31957475447393774,0.31908431420962186,0.308755188143747,0.3063421158101532,0.3036487209775788],"twin_dists":[0.14571536066464544,0.1580624366901915,0.16429973661476496,0.16667510485646525,0.16726465472599644,0.17240056507286003,0.17528716691385457,0.17705633972161924,0.17832485038607188,0.17911593089401448,0.1799717293002712,0.18068701108604426,0.18503861332026106,0.18506618272826772,0.185791567025889,0.19166443402779862,0.192175952440405,0.1923774776590433,0.1941050111123029,0.1946525773709199,0.19617188215540574,0.19630389371040352,0.19911132047652155,0.19977489148586813,0.20051912311138403],"n_dims_used":45,"mean_confidence":0.9097903781467014},"coverage":{"mean_confidence":0.9097903781467014,"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}}