{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005006},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004917","480:4800004921","480:4800005815","480:4800004399","480:4800004918","480:4800004227","480:4800005010","480:4800004839","480:4800004313","480:4800004748","480:4800005005","480:4800005094","480:4800003909","480:4800005008","480:4800004142","480:4800005758","480:4800005259","480:4800002856","480:4800004825","480:4800004749","487:4870001253","480:4800004064","480:4800005171","480:4800004744","480:4800004071"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,487,480,480,480,480],"twin_sims":[0.699097609365872,0.6484329732383597,0.3454338016048431,0.27139737144596887,0.24908423652037437,0.24344277550643192,0.22262623835206952,0.20598845166211174,0.20344195736600093,0.18485652544156325,0.16923499957040586,0.1443570060331628,0.12730717796551266,0.12528652323141262,0.12236327458935807,0.12128902317737014,0.12021658252420274,0.10525053222649963,0.10048735418616601,0.09127553981799962,0.08733945489571206,0.08024793825417632,0.07952097727138312,0.07774470361964804,0.07758218312655968],"twin_dists":[0.10989022666254723,0.12088749609570403,0.18936343872232478,0.20975201880514455,0.21654125127268675,0.21831846246295541,0.22511868161459092,0.2308652021831263,0.23177226026860145,0.23864240323924452,0.24480338356032363,0.2555239422408547,0.26369014252855083,0.26471160472655975,0.26621171723081566,0.2667698451322648,0.26733080718360286,0.27559181061129456,0.27841185018131076,0.2841772754475062,0.2867817469103406,0.29171985186719673,0.2922455571883597,0.2935465011419676,0.2936667202524778],"n_dims_used":43,"mean_confidence":0.9189234888830851},"coverage":{"mean_confidence":0.9189234888830851,"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}}