{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004359},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004275","499:4990004435","499:4990004322","499:4990004317","468:4680000936","467:4670002197","467:4670002865","468:4680000933","467:4670002695","467:4670002354","468:4680000930","468:4680000858","468:4680004311","468:4680002950","472:4720003243","467:4670001671","472:4720003553","472:4720004149","467:4670002351","467:4670002778","472:4720003552","468:4680000585","467:4670001717","472:4720007861","499:4990004307"],"twin_admin_codes":[499,499,499,499,468,467,467,468,467,467,468,468,468,468,472,467,472,472,467,467,472,468,467,472,499],"twin_sims":[0.6925829193703531,0.6816854972211017,0.6406579184583638,0.570473696813932,0.515519866295335,0.49647338793159507,0.48801554930442864,0.4778366279253976,0.44690164440823127,0.4464715616770511,0.4340896533342689,0.43108851999547326,0.4283704764218639,0.42800740318146435,0.4086036173157072,0.4046780642051441,0.4030620922492008,0.4001591934176198,0.3943446515139092,0.3932797127594471,0.39019186370467945,0.38869449131982137,0.3886718285973336,0.37925302588652937,0.36929336502762683],"twin_dists":[0.11131801475660973,0.11369573057699785,0.12255908388442557,0.13760423691921284,0.14950572424793337,0.15369430413218588,0.15556860405566164,0.15783746281150077,0.16483490070436588,0.16493339654639522,0.16778498955103038,0.1684809847401038,0.16911302632091976,0.16919757773968527,0.17376116738177141,0.17469575887172398,0.17508166230018735,0.17577664581202992,0.17717564972098593,0.17743290496095201,0.1781806687317026,0.17854427424952218,0.17854978247134937,0.18085242066494298,0.18331763627484354],"n_dims_used":45,"mean_confidence":0.9321850246853298},"coverage":{"mean_confidence":0.9321850246853298,"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}}