{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000727},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000730","480:4800000383","480:4800001189","480:4800000339","480:4800000803","480:4800000587","480:4800000398","480:4800000442","480:4800000844","480:4800000347","480:4800001190","480:4800000502","480:4800000685","494:4940006479","480:4800000644","480:4800000354","494:4940006262","480:4800002744","494:4940005588","480:4800000972","480:4800000995","480:4800000564","480:4800000443","480:4800000380","480:4800000684"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,494,480,480,494,480,494,480,480,480,480,480,480],"twin_sims":[0.36881723212397843,0.3221282714813874,0.26017099168718716,0.2513303271206301,0.24174343188271616,0.23962283841226134,0.22673115430098575,0.20185071102651772,0.18592259969569316,0.1758135765689166,0.1609138324361291,0.15061764340532266,0.1455829896927618,0.13629571766948395,0.12768763090546545,0.12649132443337424,0.12599948195488425,0.11912817957521706,0.11695181044303982,0.1127757209023663,0.10985828717755439,0.1076626643591743,0.10575102932646412,0.10458607708164597,0.10441860761575512],"twin_dists":[0.18343630593738186,0.1954863823302898,0.21312211076674215,0.21584086082991397,0.21885899825454175,0.21953699199457227,0.22374553421561386,0.2323430192034169,0.23823560996794765,0.2421614955969485,0.24825305329679992,0.25270590584970937,0.25496508560324654,0.25928935509857454,0.2634991963408663,0.2641010747193277,0.2643497794771799,0.267904041362608,0.2690624084649722,0.2713322796600989,0.2729567525025253,0.2742014567038422,0.27530130331109903,0.27597915043464505,0.2760770778015439],"n_dims_used":43,"mean_confidence":0.9151693832042606},"coverage":{"mean_confidence":0.9151693832042606,"n_dims_used":43,"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}}