{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000097},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960010420","488:4880005943","481:4810002298","496:4960006193","484:4840008583","470:4700000062","481:4810000544","473:4730005401","493:4930004487","474:4740003761","481:4810002385","485:4850002074","488:4880003362","475:4750000108","479:4790001651","490:4900002054","493:4930004631","481:4810005312","472:4720001247","475:4750000622","475:4750000658","473:4730005111","480:4800006450","472:4720001417","472:4720003520"],"twin_admin_codes":[496,488,481,496,484,470,481,473,493,474,481,485,488,475,479,490,493,481,472,475,475,473,480,472,472],"twin_sims":[0.03879146193113817,0.033219663759015486,0.0071064799569454905,0.0069947235406535215,0.0026524534163393366,0.0022949054471378986,0.001429502005934543,0.0011999815398907954,0.0006641666731204231,0.0004907540791522695,0.0004781541559721686,0.0004391543159762541,0.00038808400671530113,0.000269301457859997,0.00026666579782803364,0.00023712477799621353,0.00021752681879545584,0.00019814834719448677,0.00019481606917723227,0.0001778652621949593,0.00011513318519549662,0.000112191357027795,0.00008308691858751948,0.00008256469995106533,0.00007673332632739376],"twin_dists":[0.33109360862754117,0.33890091346207896,0.408506289981149,0.40916025848511217,0.4473519221181306,0.4527784370526128,0.47008210682462404,0.4763207369558805,0.49682644180927865,0.5069953799968346,0.507859976089742,0.510677968176335,0.5147451639212249,0.5265823236010957,0.5268972696686435,0.5306425548655523,0.5333775664652873,0.5363201376923821,0.5368532714621143,0.5397057496272623,0.5531317963694475,0.5539205379822354,0.562991245655682,0.5631801149364362,0.5653695978838124],"n_dims_used":43,"mean_confidence":0.8921765172204306},"coverage":{"mean_confidence":0.8921765172204306,"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}}