{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002646},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003483","490:4900002802","490:4900005538","490:4900002803","490:4900006047","490:4900002337","490:4900004049","496:4960009278","480:4800003972","480:4800004038","490:4900002777","490:4900000395","490:4900001842","480:4800004708","490:4900000516","480:4800005226","494:4940004467","480:4800004030","496:4960009172","490:4900002324","490:4900001006","490:4900005655","494:4940005933","496:4960006680","494:4940008499"],"twin_admin_codes":[490,490,490,490,490,490,490,496,480,480,490,490,490,480,490,480,494,480,496,490,490,490,494,496,494],"twin_sims":[0.5437245236270555,0.37928808145521703,0.3395539604326124,0.32812688648531124,0.3011988152035635,0.28991091178178313,0.28010916555462795,0.2746914040293856,0.25540150511270493,0.25016939777002656,0.23725380087703624,0.2308694341687877,0.2308299463498772,0.2297967231179688,0.2245567372190278,0.20778757140622078,0.2059486936355242,0.20035085763031718,0.198078031929983,0.19586888102157768,0.19154279036475078,0.1853694100432828,0.18433868826821878,0.18190155977781786,0.17533584402237737],"twin_dists":[0.1433702049010596,0.18084379998327196,0.19088655101097335,0.19388785533969613,0.20119940930421057,0.20437652829383327,0.20719567553182494,0.20877960904508142,0.21458145950172047,0.21620236752832198,0.22029904703229813,0.22237781214155508,0.22239078624695108,0.22273078306761301,0.22447082558614542,0.23022897014351215,0.2308793048033918,0.23288383575084634,0.23370871410048677,0.23451677643694502,0.2361176791204758,0.23844649104193957,0.2388405957396146,0.23977866796403144,0.24235094615599295],"n_dims_used":45,"mean_confidence":0.9175278557671441},"coverage":{"mean_confidence":0.9175278557671441,"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}}