{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002712},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002646","480:4800003236","480:4800002698","480:4800002608","480:4800002660","480:4800003250","480:4800002897","480:4800003158","480:4800002752","480:4800003287","480:4800003025","480:4800003233","480:4800002600","480:4800002898","480:4800002654","480:4800003756","480:4800003621","480:4800003060","480:4800003195","480:4800002813","480:4800003502","480:4800003624","480:4800003330","480:4800002753","480:4800003339"],"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":[0.44634942938975275,0.44177566248275235,0.42088466681382924,0.3415005650367847,0.3062457521527291,0.303514557282089,0.28327757352055744,0.2472812239068667,0.21054720089592943,0.20556581323036727,0.1991737432447357,0.18471686831054793,0.1826030272328508,0.16752782849542794,0.16506062217711298,0.15912735979019832,0.14822788242090001,0.14331295460578758,0.1421404897280175,0.1383380235140816,0.13791682064191343,0.12883545524016873,0.12769786820221724,0.12728212839443095,0.12585230247906318],"twin_dists":[0.1649613733667518,0.16601120438019548,0.17086235755441717,0.19038075527551293,0.1998014529983471,0.20055629470333966,0.20627797941236758,0.21710640916586518,0.22926032345271427,0.23101521216862944,0.23331023588699104,0.23869581586321295,0.23950776259349643,0.2455009708346499,0.24651823068244966,0.2490104372707652,0.25377118846675445,0.25600264811170637,0.2565433300351204,0.258320005455048,0.25851904259570085,0.26292570993817826,0.2634940642813908,0.2637027298570102,0.2644243452902031],"n_dims_used":43,"mean_confidence":0.9131877810456032},"coverage":{"mean_confidence":0.9131877810456032,"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}}