{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000753},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000503","480:4800000719","480:4800001031","480:4800000795","480:4800000460","480:4800000749","480:4800000797","480:4800000875","480:4800000401","480:4800000504","480:4800001034","480:4800000580","480:4800001002","480:4800001088","480:4800000959","480:4800000402","480:4800000344","480:4800000469","480:4800000717","480:4800000501","480:4800000610","480:4800001135","480:4800000579","480:4800000300","480:4800000371"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7676223304581806,0.687541121193957,0.6869718673764288,0.6674174471401397,0.625294683535979,0.5894899912664054,0.5677696282092318,0.549909779975196,0.5370646537659249,0.5361549968588053,0.5019734906987365,0.46128391335393387,0.44761298514090453,0.42239196188472183,0.41210005337784367,0.4087537419415325,0.4074575592778093,0.39277230707766875,0.3885402993056317,0.3870976083814243,0.3869649452621555,0.3854751461037459,0.3845272695458667,0.3817373517425244,0.3804871527869625],"twin_dists":[0.09445321077543266,0.11241965007369703,0.1125438589790606,0.11679169649745144,0.12585531358423077,0.13352430557594647,0.13818542020958824,0.14203318223173983,0.14481288302218212,0.1450101997121854,0.15248038815613127,0.16156110197565485,0.16467207108886,0.17050908559037709,0.17293207265597615,0.17372550506963033,0.17403360608979337,0.17755559166571339,0.17858175392612471,0.1789327714243963,0.17896508036681813,0.17932826912151148,0.17955969328699983,0.18024243824966038,0.18054916233477447],"n_dims_used":43,"mean_confidence":0.9134690927904706},"coverage":{"mean_confidence":0.9134690927904706,"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}}