{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960008098},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960009019","496:4960008725","496:4960008628","496:4960008095","496:4960008633","488:4880004080","488:4880002980","488:4880003730","496:4960008102","488:4880003421","488:4880003157","496:4960009416","496:4960009512","496:4960009214","496:4960008841","496:4960008648","488:4880002979","488:4880003304","496:4960008535","496:4960008338","496:4960009415","496:4960008211","499:4990000079","496:4960008537","488:4880004009"],"twin_admin_codes":[496,496,496,496,496,488,488,488,496,488,488,496,496,496,496,496,488,488,496,496,496,496,499,496,488],"twin_sims":[0.8709732407715618,0.8091859104615924,0.7697967696039102,0.7255746579601701,0.6901017763042413,0.6668687025984429,0.6334816083804253,0.6257497541011902,0.6202254542607214,0.603161324320047,0.5983578509625453,0.5838638848988726,0.5830904993365764,0.580743647862164,0.5797396506553667,0.579659023115586,0.5716102176233777,0.5695608178089898,0.5680660482726806,0.5661360006069063,0.5577024439614946,0.553770955799195,0.5516449911459536,0.5505001093401373,0.5488410119403047],"twin_dists":[0.06826606922175385,0.08451358817783287,0.09394670751095036,0.10402797366775882,0.11186049562471839,0.11691042808723653,0.12409971925028807,0.12575777409328934,0.1269415630064103,0.13059595981881603,0.13162461050407043,0.1347302929546201,0.1348961322614188,0.1353994749845077,0.13561485685487015,0.13563215475283816,0.1373600564613661,0.1378004065330444,0.13812169552211848,0.1385366895744887,0.14035216991994906,0.14119980479316754,0.14165854787235624,0.14190570789906498,0.14226402670409205],"n_dims_used":45,"mean_confidence":0.9269722832573785},"coverage":{"mean_confidence":0.9269722832573785,"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}}