{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007094},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780009451","478:4780009549","478:4780009748","478:4780009750","478:4780009349","466:4660005380","478:4780009647","478:4780009646","478:4780009352","478:4780009645","478:4780009540","478:4780009544","478:4780009644","478:4780009546","478:4780009543","478:4780009347","478:4780009649","478:4780009443","478:4780009148","478:4780009548","478:4780009643","478:4780009749","478:4780009850","470:4700003385","478:4780009252"],"twin_admin_codes":[478,478,478,478,478,466,478,478,478,478,478,478,478,478,478,478,478,478,478,478,478,478,478,470,478],"twin_sims":[0.28791673438253446,0.28560795014834633,0.27814533452743956,0.2561437745439171,0.2545348693094227,0.2543153001614018,0.2302643483886259,0.2293150558089308,0.21986337935109374,0.20309571651746147,0.2024408787235966,0.1950068983118993,0.19270248908460194,0.18564967348207012,0.17816658014634626,0.1623736236880214,0.15911794134473364,0.15622106818216322,0.15598486949653617,0.14302110642067278,0.1380630755973312,0.1368357299587204,0.13478365785871024,0.1273240772616246,0.1254530163919673],"twin_dists":[0.20494539416036017,0.20560695945885674,0.207767643425498,0.21435321815369351,0.2148484749707923,0.21491621702644415,0.22257677968918435,0.22288962732005535,0.22605242531453498,0.23189619063897987,0.2321309745545575,0.2348337848881558,0.23568607632812222,0.23833959678081298,0.2412336933351941,0.2476386894354056,0.24901444661982497,0.2502559156671365,0.25035787835429996,0.25613692568451696,0.2584498791803029,0.2590319950747926,0.2600140638399133,0.2636816517465497,0.2646269701594701],"n_dims_used":43,"mean_confidence":0.9139571078988009},"coverage":{"mean_confidence":0.9139571078988009,"n_dims_used":43,"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}}