{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002556},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002255","490:4900003000","490:4900002408","490:4900002406","490:4900002851","490:4900002254","490:4900004112","490:4900002252","490:4900003967","490:4900002998","490:4900003833","490:4900001525","490:4900009994","490:4900002850","490:4900004375","494:4940008960","494:4940008969","490:4900009047","490:4900004378","490:4900001940","490:4900003272","490:4900009666","494:4940008948","490:4900002703","494:4940008971"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,494,490,490,490,490,490,494,490,494],"twin_sims":[0.45634513224295,0.4041883108630954,0.23709359168896108,0.185945103267345,0.18041666308123372,0.17223834750264186,0.14422319411160278,0.13982645041985198,0.13771133851821207,0.11296298043510399,0.10667368961050008,0.09068054223287775,0.08823205847958569,0.08481863394003279,0.08007049338668587,0.06191763575990218,0.05668151117240342,0.05073741843782737,0.048484346239214805,0.046934066375715455,0.046803598173963984,0.03793281118494175,0.03198230362181056,0.02983090026123745,0.02801484733368691],"twin_dists":[0.16268104270828934,0.17481264170871755,0.2203507606614835,0.2382270407376815,0.24035457767285998,0.24358831875504383,0.25558515224135014,0.25762026295478296,0.258616307015253,0.27122912311199554,0.27476854608592105,0.2845651954709218,0.28618307616077665,0.28849915433425855,0.29184781846493585,0.30634692273768077,0.3111738078569494,0.3171220970374292,0.31952894718301034,0.3212398386992108,0.32138596902375594,0.3322319770385221,0.3407849400043758,0.3442144615643862,0.3472786792579997],"n_dims_used":45,"mean_confidence":0.913612789577908},"coverage":{"mean_confidence":0.913612789577908,"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}}