{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001389},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001333","480:4800001954","480:4800001387","480:4800001392","480:4800001380","480:4800001549","480:4800001322","480:4800002060","480:4800001943","480:4800002209","480:4800001451","480:4800001381","480:4800002010","480:4800001519","480:4800001436","480:4800001610","480:4800001437","480:4800001331","480:4800002303","480:4800002247","480:4800001509","480:4800001502","480:4800001660","480:4800001447","480:4800001782"],"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":[0.5298934107810411,0.3942478583811743,0.37913230372583906,0.3758460751145467,0.36509571168131527,0.3438871037445888,0.34232960121316686,0.32760501546997073,0.31638714365538007,0.313541509337655,0.3078680054242076,0.2993177489046509,0.29259587285083233,0.2858826637540391,0.2805583814400739,0.2669097336462071,0.2493631391482082,0.24524916028727847,0.23892068743938416,0.23697486003176552,0.23449243951960214,0.23207974125074146,0.2288510515810157,0.22880036206169288,0.22074287733703418],"twin_dists":[0.14637026474840534,0.17719901854803535,0.18088211097922302,0.1816920956114737,0.1843664971508468,0.18976274732384263,0.19016581128108023,0.19402627858769275,0.19703194024421133,0.19780387718004272,0.19935493863082848,0.2017239338144475,0.20361427837466148,0.20552807448272742,0.20706518362962012,0.21108857678640067,0.21645406305000664,0.21774654478973493,0.21976234144733764,0.2203891005492064,0.22119359569013325,0.22198086080228377,0.2230428551680765,0.2230596067733158,0.22575434059108015],"n_dims_used":43,"mean_confidence":0.9212215334870094},"coverage":{"mean_confidence":0.9212215334870094,"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}}