{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005579},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005799","480:4800005580","480:4800004985","480:4800004984","480:4800005412","480:4800005068","480:4800004554","480:4800004897","480:4800005732","480:4800003977","480:4800004982","480:4800004815","480:4800004640","480:4800005800","480:4800004465","480:4800004215","480:4800004555","480:4800005497","480:4800005064","480:4800004298","480:4800004641","492:4920001333","492:4920000753","480:4800004900","480:4800005331"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,492,492,480,480],"twin_sims":[0.83312609718078,0.8196283548390104,0.8020915173820045,0.7004065135370585,0.6884577780377809,0.581679589162999,0.5793105556605032,0.518181992221527,0.5046133331381344,0.44909817658760176,0.42118581119065124,0.4096589963159268,0.3997633003158562,0.3810352354619765,0.3747051571143146,0.35186559203946094,0.33374995177818073,0.3246185137659823,0.3207294154215992,0.314098237886868,0.3038757810279209,0.29896963575508206,0.2983214652519294,0.2917457150437979,0.2877731553172186],"twin_dists":[0.07847907475313877,0.08191452065804947,0.0862531986282696,0.10960273789875385,0.11221956676052074,0.13519871959564927,0.13570691755108916,0.14892348616035378,0.15189906166151293,0.16433241756759864,0.1707917343544188,0.1735105828793998,0.17587160331479917,0.18041463593829712,0.18197411512326653,0.18771298550575186,0.1924039761283602,0.19482078644829126,0.19586153110615323,0.19765254118986844,0.20045623523185327,0.20182121440210588,0.20200252334628582,0.20385518329784652,0.20498644278054962],"n_dims_used":42,"mean_confidence":0.9076947711762928},"coverage":{"mean_confidence":0.9076947711762928,"n_dims_used":42,"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}}