{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000296},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000294","500:5000000512","500:5000000292","500:5000000295","500:5000000549","500:5000000287","500:5000000199","500:5000000455","485:4850007135","500:5000000450","500:5000000198","500:5000000446","485:4850007595","500:5000000167","500:5000000250","500:5000000401","485:4850007536","485:4850007594","485:4850006904","500:5000000289","485:4850007477","500:5000000243","500:5000000605","500:5000000441","485:4850007470"],"twin_admin_codes":[500,500,500,500,500,500,500,500,485,500,500,500,485,500,500,500,485,485,485,500,485,500,500,500,485],"twin_sims":[0.9364445784364404,0.9359670537318151,0.893072490081905,0.8717358894734059,0.8696421103337761,0.8689066604289456,0.8453862960261579,0.8367848274485093,0.8342012255205699,0.8339551290839851,0.8262902637041641,0.8235206076368962,0.8196109769894804,0.8109079380357016,0.8035031887428324,0.7985442227611885,0.7888254244246223,0.783927438056001,0.7821876629193109,0.7768452765348715,0.7675226290104458,0.7663034209208757,0.7634090535445553,0.761734855715156,0.7615129020236904],"twin_dists":[0.04706581834256057,0.047248260701457184,0.06176553315709024,0.06804946746114159,0.06864294093545334,0.06885052397687182,0.07527380104353278,0.0775315484074251,0.07820140261758836,0.07826501697038313,0.08023030660765093,0.08093310912660251,0.08191888640829609,0.08408823909726744,0.08590863566730413,0.08711566474684573,0.08945519453261722,0.09062202403509693,0.09103462098771868,0.09229573688706257,0.09447640392448198,0.09475980745527665,0.09543102371991706,0.09581828487286582,0.09586957159117437],"n_dims_used":45,"mean_confidence":0.9207356770833334},"coverage":{"mean_confidence":0.9207356770833334,"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}}