{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003491},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003683","480:4800003751","480:4800003099","480:4800003058","480:4800002748","495:4950003777","495:4950003771","495:4950003885","492:4920000236","495:4950004171","495:4950003529","495:4950003824","495:4950004143","495:4950003880","480:4800003552","495:4950003435","495:4950004173","495:4950003462","492:4920000310","480:4800002696","480:4800003616","480:4800003433","495:4950003607","492:4920000272","495:4950003719"],"twin_admin_codes":[480,480,480,480,480,495,495,495,492,495,495,495,495,495,480,495,495,495,492,480,480,480,495,492,495],"twin_sims":[0.828586100794848,0.734892814328409,0.6022069444887064,0.5437952286889332,0.5312928104249625,0.4279824483307585,0.41658803157118846,0.4041545912536758,0.3773330343680757,0.31390457910608577,0.31347991925772534,0.3015442293417051,0.29926189402967557,0.2944323544277931,0.28061152014067864,0.2789729574918904,0.27579509807663094,0.26395258156668816,0.25709324080179924,0.2552773544635867,0.2535916868730037,0.2517367257446717,0.2505163433168527,0.2436010877610426,0.23865747014835462],"twin_dists":[0.07964483947073107,0.10193792518495474,0.13080032639056277,0.14335490617361296,0.14606601737459318,0.16920339023274453,0.1718723340261212,0.17482069144698217,0.1813251668351007,0.19770516630864643,0.19782062864852692,0.20110330061029708,0.201739538053848,0.20309529637518267,0.20704975585280566,0.2075262988613847,0.20845539669603014,0.21197695172501585,0.2140618748899368,0.21461967574076854,0.21513973135273934,0.21571456251593563,0.21609421864456696,0.21826823009362087,0.21984692985387688],"n_dims_used":42,"mean_confidence":0.8756190708705357},"coverage":{"mean_confidence":0.8756190708705357,"n_dims_used":42,"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}}