{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002902},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003039","480:4800002947","480:4800003450","480:4800003247","480:4800003293","480:4800002991","480:4800003513","480:4800002994","480:4800003033","480:4800002716","480:4800002816","480:4800003637","480:4800003395","480:4800003026","480:4800003248","480:4800002944","480:4800003707","480:4800002992","480:4800003159","480:4800002572","480:4800003345","480:4800002950","480:4800003510","480:4800003639","480:4800003638"],"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":[0.6915753641888897,0.5866591805020642,0.4677271548263799,0.4409334411917208,0.4314888223739966,0.41886298972172464,0.36147181289123453,0.3558850765055012,0.3386873606635199,0.338579850299214,0.33626972572181235,0.3360584261526905,0.31514908941832215,0.3120064494750059,0.3081970389504866,0.3071542745568182,0.2878367510219515,0.2875111977404511,0.2830049882045307,0.27770688224467827,0.27248500176910034,0.2667251101417991,0.26594157553511516,0.26366009809422913,0.2508251278855785],"twin_dists":[0.11153839148025468,0.13413101546226727,0.16010634296003687,0.16620497844157858,0.16838803744339004,0.17133702810336177,0.18527688912947146,0.18668954253699674,0.19111222435956743,0.19114024303968463,0.19174345636082019,0.19179874193949398,0.1973673020245384,0.19822194790053463,0.1992645398043625,0.19955122076297718,0.20496825953775458,0.20506136689516863,0.2063566860348148,0.20789567853081678,0.20943014785079062,0.21114386071756464,0.2113787486422409,0.21206515502841633,0.21599804563543293],"n_dims_used":43,"mean_confidence":0.9129433742789335},"coverage":{"mean_confidence":0.9129433742789335,"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}}