{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005690},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005299","490:4900005300","490:4900005424","490:4900005433","490:4900005171","490:4900005434","490:4900005420","490:4900005953","490:4900005553","490:4900005423","490:4900006074","490:4900005154","490:4900007181","490:4900005957","490:4900006442","490:4900005165","490:4900007413","490:4900007424","490:4900005955","490:4900005952","490:4900005685","490:4900005302","490:4900005684","490:4900006310","490:4900007662"],"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":[0.7195781888265921,0.6212404608992989,0.5023436102383069,0.47943745563039053,0.4702890922150493,0.4563636774846953,0.43041311197665194,0.4237595180009292,0.40088149684615887,0.40036110018232496,0.39274229384368153,0.3872352773342474,0.36428189232579133,0.3563087857035659,0.355067202882746,0.3476684875197294,0.34245963060489726,0.3392581666239997,0.3293028105466567,0.3080818899675864,0.2689685892117907,0.26030962394179014,0.2550790868190094,0.2491730970004179,0.24387234272635822],"twin_dists":[0.1053649691975207,0.12672410261041883,0.15239883307344373,0.15747963931728562,0.1595298274497068,0.16267682917313833,0.16863788902836443,0.17018902265979174,0.1756035065056038,0.17572823360759204,0.17756285093636023,0.17889924889404707,0.18457054461106334,0.18658200687554838,0.18689730259166815,0.1887881811000235,0.19013212381619002,0.1909635445520961,0.19357639233390073,0.19929616957135518,0.21047367210551537,0.21307994578859768,0.2146807312210684,0.21651346566686522,0.21818221007353905],"n_dims_used":45,"mean_confidence":0.8994742499457465},"coverage":{"mean_confidence":0.8994742499457465,"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}}