{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000750},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000838","480:4800000411","480:4800001087","480:4800001149","480:4800000845","480:4800000514","480:4800000576","480:4800000749","480:4800000501","480:4800000470","480:4800000615","480:4800000717","480:4800000844","480:4800000622","480:4800000609","480:4800000797","480:4800001135","480:4800000695","480:4800001190","480:4800001134","480:4800000569","480:4800001088","480:4800000375","480:4800001086","480:4800000469"],"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":[0.4428092773618969,0.3708780242209874,0.3632562976183592,0.3586817865134752,0.32098480834449733,0.3030988992363492,0.3027132258707294,0.2900548207405345,0.27216247543209243,0.26882160506178465,0.264572323471564,0.2644141931046302,0.26299744424112825,0.24262550630684837,0.23616850718134602,0.22938113301106383,0.2279230388973818,0.22470125414469644,0.21706348560908417,0.21497960016883869,0.21046356228915167,0.21023833579609996,0.2041623618995728,0.20354703483265976,0.1941454716740966],"twin_dists":[0.16577359115318047,0.1829232288094461,0.18482801823488385,0.18598096163281508,0.19579297095344184,0.2006715181527681,0.20077851178569386,0.2043355668082254,0.2095255129268391,0.2105174739458874,0.21179025962626624,0.21183786912220662,0.2122652159270275,0.21857811782600206,0.2206498140747926,0.2228678233493666,0.223349929535135,0.22442247658834638,0.22700673978521696,0.22772239699361138,0.2292895538487025,0.22936830626499147,0.23151486796221654,0.23173467839876863,0.23515156205786145],"n_dims_used":43,"mean_confidence":0.9131388109783793},"coverage":{"mean_confidence":0.9131388109783793,"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}}