{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000199","485:4850000375","485:4850000291","485:4850000354","485:4850000445","485:4850000575","485:4850000537","485:4850001234","485:4850000843","485:4850000178","485:4850000179","499:4990002474","485:4850000507","485:4850002736","485:4850002298","485:4850000258","485:4850001732","485:4850001063","485:4850001228","485:4850001807","485:4850000763","485:4850000242","499:4990002877","485:4850000539","485:4850000134"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,499,485,485,485,485,485,485,485,485,485,485,499,485,485],"twin_sims":[0.7173877379502214,0.679847157785107,0.6447493030119866,0.6423747352487018,0.6407313404665183,0.627481497315703,0.6112705976610098,0.6026476415534804,0.5948838232642475,0.5657495854109695,0.5636886102880909,0.5627027265746983,0.5524870257252231,0.5504538796667344,0.5495309202732093,0.5483541831717137,0.5481320248953305,0.5430507801911922,0.5389770376346317,0.5266205475691684,0.525879111093747,0.5253559086355667,0.5249782544498638,0.5240634022347624,0.5182359842046085],"twin_dists":[0.10585189912587502,0.1140956461442473,0.12167981057444023,0.12219021439890998,0.12254331121110787,0.12538654938726218,0.12885951871275333,0.1307059570115134,0.13236869261702705,0.1386197959462271,0.13906316890984294,0.13927533252180274,0.14147681957021188,0.14191568982183309,0.1421150041045185,0.14236920217133006,0.14241720289224635,0.1435160033335758,0.1443982736914445,0.14708250002877118,0.1472439843626435,0.14735796788004624,0.14744025836982355,0.14763965891920566,0.14891168496379484],"n_dims_used":45,"mean_confidence":0.9170749240451389},"coverage":{"mean_confidence":0.9170749240451389,"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}}