{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001832},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002011","477:4770001839","477:4770002012","477:4770001319","477:4770002135","477:4770000816","477:4770003537","477:4770001833","477:4770001896","477:4770001714","477:4770001435","477:4770001660","477:4770000770","477:4770001432","477:4770002013","477:4770000757","477:4770000706","477:4770003536","477:4770001537","477:4770001602","477:4770000880","477:4770001776","500:5000002018","477:4770001953","477:4770002142"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,500,477,477],"twin_sims":[0.9176710811729935,0.848152041548908,0.8413028295468279,0.8185729008268172,0.8026155373820603,0.8018971652448811,0.7909734697540852,0.7821033428349208,0.7817398233264573,0.7644252777224267,0.7597119764927722,0.7344611242118868,0.7253284775940847,0.7127189193143454,0.7104073997280179,0.7093368230579189,0.7075213175444099,0.7068186267498231,0.7056285776997582,0.7039875286915632,0.7037494497685318,0.7024311374629231,0.7009896672509341,0.689731299585864,0.6874866855864409],"twin_dists":[0.053836461257019866,0.07453830839518713,0.07635108943938253,0.08217942388546481,0.08612538519774557,0.08630057603033543,0.08894095660212477,0.091054593695384,0.09114067426340441,0.09519560692936913,0.09628525140273149,0.10203510602087669,0.10408298190629962,0.10688728043763744,0.10739868954222198,0.10763528605895316,0.10803614032789713,0.10819116743236121,0.108453560465697,0.10881507980196077,0.10886749816401256,0.10915761871309769,0.10947458382916364,0.11194143842566294,0.11243152918926473],"n_dims_used":45,"mean_confidence":0.9220748053656684},"coverage":{"mean_confidence":0.9220748053656684,"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}}