{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000157},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000156","487:4870010674","494:4940005858","496:4960006482","496:4960006739","466:4660013107","496:4960006354","487:4870011516","466:4660012881","494:4940005960","494:4940006411","494:4940006699","494:4940006302","493:4930001996","496:4960007263","466:4660009346","494:4940006933","496:4960006999","466:4660013316","494:4940003004","487:4870010807","493:4930005800","494:4940002337","487:4870001932","494:4940001913"],"twin_admin_codes":[487,487,494,496,496,466,496,487,466,494,494,494,494,493,496,466,494,496,466,494,487,493,494,487,494],"twin_sims":[0.29461614735164315,0.25082432463549686,0.21234106418250634,0.21090111454980723,0.21062133647200182,0.20668961488861703,0.19766778196031173,0.191744410025438,0.18894733083831042,0.18023523409706918,0.1796046729739236,0.1744214783717064,0.1705753617627962,0.16950734057151537,0.16421752121355374,0.15962234749843376,0.15617035756808512,0.15572044551529146,0.15254409709726519,0.1518131858388602,0.15087443545050402,0.1506722079807146,0.14999196676643417,0.14877373122933185,0.14401610864719455],"twin_dists":[0.20304346282076327,0.2159982957149089,0.22863528387342852,0.22913672331054633,0.2292344208101647,0.23061679675598548,0.2338583019092046,0.2360425121722071,0.23709027686339956,0.2404251736574358,0.24067092401536677,0.24271457753451187,0.24425921802247527,0.24469256762424768,0.24686836764927184,0.248799968006697,0.2502777970173831,0.25047215935950257,0.2518561716354638,0.2521776337566706,0.25259217826998936,0.25268172846318593,0.2529836030149247,0.25352675614805315,0.2556799630858815],"n_dims_used":43,"mean_confidence":0.9140687099722928},"coverage":{"mean_confidence":0.9140687099722928,"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}}