{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012744},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012310","490:4900012452","490:4900012518","490:4900012380","490:4900013088","490:4900012524","490:4900012369","490:4900012311","490:4900013126","490:4900012735","490:4900012597","490:4900000533","490:4900013086","490:4900012661","490:4900012521","490:4900012664","490:4900012729","490:4900012449","490:4900013019","490:4900012932","490:4900012663","490:4900012929","490:4900013363","490:4900012379","490:4900012730"],"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":[0.15937943982815075,0.15824042154121046,0.1314874898380105,0.07505169414924562,0.06327032426656763,0.05650648477781825,0.053958543384052725,0.052324788357013846,0.04657875351567638,0.04524254460090367,0.037986005279124005,0.03597211863538122,0.03331733536668168,0.0318036590147062,0.030996838721611245,0.03050994883417502,0.027510494349231914,0.0236989192785875,0.02260702911367549,0.021812067916113405,0.02144866291134285,0.021274141953570053,0.021082994635292087,0.02034854488606481,0.01886344799252726],"twin_dists":[0.24890319314673232,0.24938875964693022,0.2616152914727361,0.29556523815829927,0.3051546867709496,0.31134140292658224,0.31383111695431953,0.3154792746667745,0.3216386070493931,0.32316141185321295,0.33216082344707293,0.3349156140506836,0.33875476170462404,0.34106207200286165,0.3423305269174741,0.3431097375188681,0.34815993950387486,0.3553118097303625,0.3575439869889443,0.3592287885699338,0.3600168094750457,0.3603993826049551,0.36082154925767207,0.3624752907717424,0.3659847934565627],"n_dims_used":45,"mean_confidence":0.9118872748480903},"coverage":{"mean_confidence":0.9118872748480903,"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}}