{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012303},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012302","490:4900012232","490:4900013300","490:4900000532","490:4900013154","490:4900012233","490:4900012236","490:4900013122","490:4900012301","494:4940001385","494:4940001462","490:4900000633","490:4900012304","490:4900012237","494:4940003956","494:4940002031","494:4940002030","490:4900000744","490:4900012920","490:4900013372","490:4900013024","490:4900000638","490:4900013221","490:4900012732","494:4940001463"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,494,494,490,490,490,494,494,494,490,490,490,490,490,490,490,494],"twin_sims":[0.24550476332652538,0.11405584835345343,0.07468462985436675,0.06815776656071755,0.06075724782410317,0.052964566644922335,0.04970377305281819,0.04608613734024875,0.04034722208746632,0.0361419552914049,0.03591311399724265,0.03333876252162218,0.028765234904234698,0.027459055298514605,0.02548838915541627,0.025079958264127563,0.022781583511895787,0.02187313139786292,0.020233212000774686,0.01749824291202845,0.016767103609460873,0.01597528167476451,0.015045831636060377,0.014493087316961155,0.014429235810973056],"twin_dists":[0.21766583816594337,0.27062970386408014,0.2958449009975384,0.30101365857802526,0.3073868146241459,0.314828837777526,0.31821499224289695,0.3221957044176574,0.3290842544124661,0.3346783082342742,0.3349982816381651,0.33872274788894674,0.34599244678113855,0.34825059898774063,0.3518391792026895,0.3526127598202346,0.3571809467371992,0.3590974980255729,0.36273969256520805,0.36943093242690017,0.3713745660872414,0.3735652936358995,0.3762620708835842,0.37793625227083627,0.3781332606209336],"n_dims_used":45,"mean_confidence":0.9121476915147569},"coverage":{"mean_confidence":0.9121476915147569,"n_dims_used":45,"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}}