{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004654},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010072","490:4900009971","490:4900011734","490:4900011657","490:4900010071","490:4900011720","490:4900011190","490:4900011803","490:4900011197","490:4900011670","490:4900011471","490:4900004808","490:4900008721","490:4900011854","490:4900011673","490:4900011266","490:4900009375","490:4900011343","490:4900011414","490:4900010949","490:4900011535","490:4900011463","490:4900011731","490:4900009969","490:4900011191"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.31396444973703985,0.2877385824404402,0.2628694560648095,0.21503356783360916,0.1988438789329854,0.1946074575662199,0.19190654516647387,0.18391998749070018,0.1810366600579137,0.17156746890025878,0.16299715755222055,0.15902981101659716,0.15397625823000954,0.15173052558495698,0.14578807797437573,0.13148316294669768,0.12954878008657844,0.12845183761477416,0.1242307193918138,0.12285874896885039,0.12030489619337997,0.11951245582944715,0.10856900419676355,0.10786327682320612,0.10459589446195425],"twin_dists":[0.1976888950062297,0.20499632884436803,0.21230389297463018,0.2277038043328823,0.23343003829204012,0.23498101564841034,0.23598210563647004,0.23900113253095673,0.24011370877125457,0.2438584108009129,0.24737749115391694,0.24905197129676576,0.25122955573585637,0.252214060073711,0.2548719381884676,0.2616174131606564,0.2625712559126988,0.26311694488518733,0.26525030636028174,0.2659555510189585,0.26728446885098256,0.26770119725573444,0.2736852885538271,0.2740869167155879,0.27597341353448296],"n_dims_used":45,"mean_confidence":0.9238883972167968},"coverage":{"mean_confidence":0.9238883972167968,"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}}