{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003005},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003411","490:4900003681","490:4900003009","490:4900003016","490:4900002856","490:4900003819","490:4900003540","490:4900002860","490:4900002558","490:4900002721","494:4940008262","490:4900003151","494:4940007956","490:4900003276","490:4900002714","490:4900000650","490:4900004098","490:4900000649","490:4900003007","490:4900002861","490:4900004510","490:4900003274","490:4900008706","490:4900004516","490:4900004235"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,494,490,494,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.29487516762398197,0.26041350282213693,0.2145557146033118,0.20074987171389633,0.19098032306179422,0.1511618091735917,0.1140182709074735,0.10379752088111857,0.09689033565245038,0.08811361978696697,0.07759412687454442,0.0729249436172492,0.07023820914534676,0.0649542247153921,0.06235352134723184,0.061959851142016326,0.05886757835504739,0.05254370588904858,0.05053068014434346,0.04834457132062914,0.04001135569004119,0.039082287281761045,0.038400323935447345,0.037478356411350215,0.03605644721835447],"twin_dists":[0.2029704459620945,0.21304836029273586,0.22786854150149896,0.23273968806097464,0.2363276678664145,0.25246507544758545,0.2706502408641277,0.2764413282606706,0.2806115851987257,0.2862622355673821,0.29365787837068325,0.2972012158065754,0.2993240853300037,0.3036993459961098,0.3059604292704311,0.30630939355351877,0.3091157289187578,0.3152559705519784,0.31733919284089696,0.31968131330662103,0.3295124330389093,0.33071287620653667,0.33160949174485016,0.33284333717507547,0.33479766647851333],"n_dims_used":45,"mean_confidence":0.9228673299153646},"coverage":{"mean_confidence":0.9228673299153646,"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}}