{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000300},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000711","480:4800000755","480:4800000301","480:4800000869","480:4800000401","480:4800000503","480:4800000719","480:4800000748","480:4800000924","480:4800000753","480:4800000953","480:4800000915","480:4800000793","480:4800000925","480:4800000962","480:4800000796","480:4800000930","480:4800000912","480:4800000836","480:4800000875","480:4800000873","480:4800001036","480:4800000460","480:4800001005","480:4800000975"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5305496292904442,0.48573014650577195,0.48415792065597746,0.45894293388197993,0.4402269547371114,0.4030588430562821,0.3880333949694655,0.38729762925474076,0.38229892917957803,0.3817373517425244,0.3564791979084151,0.35479264547374084,0.34342370294833013,0.338418256340939,0.32991699752621634,0.3272184388682906,0.300256311626376,0.29909713332429166,0.28042048467282066,0.2798724183805994,0.27202996699705967,0.27058573866839086,0.2687818885925738,0.2671459585547751,0.2640091055361682],"twin_dists":[0.14622757336254424,0.1560767226244487,0.15642670533851194,0.16209141505383354,0.16636763447013836,0.17508243892517786,0.17870501732531008,0.17888406799265005,0.1801048180414103,0.18024243824966038,0.1865387755473774,0.18696710238590716,0.18988256842513762,0.19118236565967575,0.19341395792577123,0.19412889425961327,0.20146198095006387,0.20178557737583333,0.20710522751484822,0.20726449890636023,0.2095647133881829,0.2099927301510902,0.21052931215148338,0.2110178758994773,0.2119599130136191],"n_dims_used":43,"mean_confidence":0.9125362662381904},"coverage":{"mean_confidence":0.9125362662381904,"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}}