{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005000},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002549","477:4770002480","477:4770002550","477:4770002483","477:4770002553","489:4890004967","477:4770002686","477:4770002554","489:4890005056","489:4890005138","489:4890004966","489:4890005093","477:4770002413","489:4890005011","477:4770002485","477:4770002411","489:4890005036","477:4770002620","489:4890005206","477:4770002993","477:4770003072","477:4770002616","489:4890005262","489:4890005047","489:4890004996"],"twin_admin_codes":[477,477,477,477,477,489,477,477,489,489,489,489,477,489,477,477,489,477,489,477,477,477,489,489,489],"twin_sims":[0.8759327067868089,0.8376822274573649,0.7841144476323346,0.7502664877050143,0.7435547474170534,0.7372756795360647,0.7247947863583966,0.7168515181192279,0.6998862905581413,0.6922579508955398,0.6762573989289483,0.6739155375523548,0.6729586406897746,0.644670170285557,0.60867379629572,0.5931501720482124,0.5706617730713692,0.568811277481401,0.5687641381593795,0.5659806341097778,0.5629136645044586,0.5576207555544386,0.5481766672732532,0.5244416144836558,0.5187370014972821],"twin_dists":[0.06684840832872732,0.07729800730828815,0.09057761651298299,0.09845254022503,0.0999802249488906,0.10140085653441996,0.1042021978894471,0.10597098386109229,0.10971702589241168,0.11138910580986473,0.11487565538096967,0.11538388768506898,0.11559141741026233,0.12169682395855036,0.12941558234798747,0.13274007112563652,0.13756382528331332,0.13796150233844753,0.1379716346132438,0.13857010343972134,0.13922993433089648,0.1403697730952756,0.14240755695557783,0.14755721454493348,0.14880219005780726],"n_dims_used":45,"mean_confidence":0.9204710218641493},"coverage":{"mean_confidence":0.9204710218641493,"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}}