1category,year,n,drift_cos_dist2ai_accelerators,2018,675,3ai_accelerators,2019,793,0.000541687011718754ai_accelerators,2020,909,0.000323355197906494145ai_accelerators,2021,1096,0.000373601913452148446ai_accelerators,2022,1250,0.000163674354553222667ai_accelerators,2023,1398,0.000193715095520019538ai_accelerators,2024,1511,0.000358283519744873059ai_accelerators,2025,1612,0.000687956809997558610ai_accelerators,2026,1134,0.001682519912719726611ai_agents,2018,3985,12ai_agents,2019,3923,0.0001543164253234863313ai_agents,2020,3809,0.000163435935974121114ai_agents,2021,3695,0.0002248287200927734415ai_agents,2022,3466,0.0002337694168090820316ai_agents,2023,3926,0.000124692916870117217ai_agents,2024,4777,0.000507295131683349618ai_agents,2025,7139,0.00197583436965942419ai_agents,2026,9148,0.00395542383193969720ai_safety,2018,674,21ai_safety,2019,1021,0.000513434410095214822ai_safety,2020,1504,0.000242233276367187523ai_safety,2021,1859,0.0002926588058471679724ai_safety,2022,2237,0.0001822113990783691425ai_safety,2023,3147,0.000379681587219238326ai_safety,2024,4981,0.000603079795837402327ai_safety,2025,8527,0.000725924968719482428ai_safety,2026,9511,0.000982403755187988329algorithms,2018,18816,30algorithms,2019,19851,6.699562072753906e-0531algorithms,2020,19838,4.1604042053222656e-0532algorithms,2021,20483,4.863739013671875e-0533algorithms,2022,20057,6.830692291259766e-0534algorithms,2023,20455,4.7326087951660156e-0535algorithms,2024,22363,0.0002055168151855468836algorithms,2025,25347,0.00039428472518920937algorithms,2026,21441,0.00220763683319091838applied_cryptography,2018,6587,39applied_cryptography,2019,7403,8.940696716308594e-0540applied_cryptography,2020,7200,7.939338684082031e-0541applied_cryptography,2021,7169,0.0001027584075927734442applied_cryptography,2022,7333,9.47117805480957e-0543applied_cryptography,2023,8121,0.0001879930496215820344applied_cryptography,2024,9117,0.000516951084136962945applied_cryptography,2025,10603,0.000632405281066894546applied_cryptography,2026,7476,0.001131355762481689547autonomous_scientific_discovery,2020,153,48autonomous_scientific_discovery,2021,176,0.001261115074157714849autonomous_scientific_discovery,2022,179,0.001203179359436035250autonomous_scientific_discovery,2023,334,0.001171946525573730551autonomous_scientific_discovery,2024,387,0.000821948051452636752autonomous_scientific_discovery,2025,634,0.001541256904602050853autonomous_scientific_discovery,2026,754,0.003010511398315429754blockchain,2018,4075,55blockchain,2019,5746,0.000588178634643554756blockchain,2020,6366,0.0003435015678405761757blockchain,2021,7327,0.0001339316368103027358blockchain,2022,8623,7.742643356323242e-0559blockchain,2023,10872,0.000258088111877441460blockchain,2024,11849,0.000513136386871337961blockchain,2025,13097,0.000531792640686035262blockchain,2026,7577,0.000611186027526855563cloud_computing,2018,6467,64cloud_computing,2019,6375,6.628036499023438e-0565cloud_computing,2020,5907,8.112192153930664e-0566cloud_computing,2021,5996,9.840726852416992e-0567cloud_computing,2022,5708,0.0001257658004760742268cloud_computing,2023,6278,0.0002158880233764648469cloud_computing,2024,7214,0.000579118728637695370cloud_computing,2025,8919,0.00103104114532470771cloud_computing,2026,5265,0.000722467899322509872compilers,2018,610,73compilers,2019,581,0.001199841499328613374compilers,2020,641,0.000446856021881103575compilers,2021,606,0.000548124313354492276compilers,2022,566,0.000406920909881591877compilers,2023,620,0.0003550052642822265678compilers,2024,687,0.0004728436470031738379compilers,2025,671,0.001119971275329589880compilers,2026,512,0.002703189849853515681computational_biology,2018,9883,82computational_biology,2019,11711,0.0001345872879028320383computational_biology,2020,14402,0.00082397460937584computational_biology,2021,15545,9.97781753540039e-0585computational_biology,2022,15964,8.356571197509766e-0586computational_biology,2023,16825,0.0001667141914367675887computational_biology,2024,18997,0.000321209430694580188computational_biology,2025,22333,0.000473022460937589computational_biology,2026,17999,0.000912964344024658290computational_complexity,2018,2839,91computational_complexity,2019,3032,0.000267088413238525492computational_complexity,2020,2966,0.0001797676086425781293computational_complexity,2021,2949,0.000221192836761474694computational_complexity,2022,2820,0.000207245349884033295computational_complexity,2023,2864,0.000126600265502929796computational_complexity,2024,3215,0.000379085540771484497computational_complexity,2025,3506,0.000541925430297851698computational_complexity,2026,3389,0.00234097242355346799computer_architecture,2018,15224,100computer_architecture,2019,14828,9.41157341003418e-05101computer_architecture,2020,13789,7.474422454833984e-05102computer_architecture,2021,13665,9.322166442871094e-05103computer_architecture,2022,12966,9.918212890625e-05104computer_architecture,2023,14183,6.759166717529297e-05105computer_architecture,2024,15139,0.0002962350845336914106computer_architecture,2025,17408,0.0006620883941650391107computer_architecture,2026,10721,0.0017458796501159668108computer_graphics,2018,7450,109computer_graphics,2019,7139,0.00010138750076293945110computer_graphics,2020,7010,0.0001748204231262207111computer_graphics,2021,6959,0.0001131296157836914112computer_graphics,2022,6742,0.00013577938079833984113computer_graphics,2023,7821,0.0001533031463623047114computer_graphics,2024,8806,0.0002993345260620117115computer_graphics,2025,10148,0.0005748867988586426116computer_graphics,2026,7949,0.0006890296936035156117computer_networks,2018,47136,118computer_networks,2019,47237,8.875131607055664e-05119computer_networks,2020,44149,0.0001266002655029297120computer_networks,2021,43438,0.00010007619857788086121computer_networks,2022,42395,0.00010389089584350586122computer_networks,2023,45660,0.00013971328735351562123computer_networks,2024,47838,0.000387728214263916124computer_networks,2025,52031,0.0006129741668701172125computer_networks,2026,27677,0.0009319782257080078126computer_vision,2018,48891,127computer_vision,2019,58306,0.0004290342330932617128computer_vision,2020,60747,0.00014466047286987305129computer_vision,2021,71495,0.0002903938293457031130computer_vision,2022,75190,8.195638656616211e-05131computer_vision,2023,89842,0.00029462575912475586132computer_vision,2024,103029,0.0004177093505859375133computer_vision,2025,115171,0.0008973479270935059134computer_vision,2026,75785,0.0014344453811645508135cybersecurity,2018,20295,136cybersecurity,2019,22401,5.4001808166503906e-05137cybersecurity,2020,23297,0.00010520219802856445138cybersecurity,2021,24476,8.64267349243164e-05139cybersecurity,2022,25277,6.628036499023438e-05140cybersecurity,2023,30125,0.00019407272338867188141cybersecurity,2024,37625,0.0005081892013549805142cybersecurity,2025,47816,0.0006440281867980957143cybersecurity,2026,34908,0.0010759830474853516144database_systems,2018,12317,145database_systems,2019,12911,6.61611557006836e-05146database_systems,2020,11967,7.82012939453125e-05147database_systems,2021,11976,7.742643356323242e-05148database_systems,2022,11811,3.2901763916015625e-05149database_systems,2023,12711,0.00013959407806396484150database_systems,2024,13338,0.0003140568733215332151database_systems,2025,14737,0.0005966424942016602152database_systems,2026,11274,0.0006576180458068848153deep_learning_architectures,2018,8284,154deep_learning_architectures,2019,10871,0.0002595186233520508155deep_learning_architectures,2020,13370,0.00017219781875610352156deep_learning_architectures,2021,16346,0.0001652240753173828157deep_learning_architectures,2022,17510,0.00013893842697143555158deep_learning_architectures,2023,20271,0.00014126300811767578159deep_learning_architectures,2024,23488,0.000382840633392334160deep_learning_architectures,2025,26862,0.000697016716003418161deep_learning_architectures,2026,18862,0.0017584562301635742162distributed_computing,2018,8840,163distributed_computing,2019,9068,0.00011426210403442383164distributed_computing,2020,8622,8.630752563476562e-05165distributed_computing,2021,8291,7.778406143188477e-05166distributed_computing,2022,7894,0.00011551380157470703167distributed_computing,2023,8415,0.0001119375228881836168distributed_computing,2024,8984,0.00034368038177490234169distributed_computing,2025,10625,0.0006721019744873047170distributed_computing,2026,7564,0.001786351203918457171edge_computing,2018,3774,172edge_computing,2019,4891,0.00015491247177124023173edge_computing,2020,5186,0.0003097653388977051174edge_computing,2021,6015,0.00018650293350219727175edge_computing,2022,6705,0.00010484457015991211176edge_computing,2023,7350,0.00029456615447998047177edge_computing,2024,8324,0.0005742907524108887178edge_computing,2025,9180,0.0009709000587463379179edge_computing,2026,5212,0.0006044507026672363180federated_learning,2018,130,181federated_learning,2019,181,0.002472102642059326182federated_learning,2020,236,0.005462765693664551183federated_learning,2021,513,0.006606400012969971184federated_learning,2022,715,0.00044023990631103516185federated_learning,2023,1062,0.0004500150680541992186federated_learning,2024,1325,0.0005602240562438965187federated_learning,2025,1491,0.0004897117614746094188federated_learning,2026,1180,0.0016917586326599121189formal_verification,2018,3779,190formal_verification,2019,3343,0.00016188621520996094191formal_verification,2020,3255,0.00010728836059570312192formal_verification,2021,3371,0.0001016855239868164193formal_verification,2022,3017,0.00010192394256591797194formal_verification,2023,3397,0.00014907121658325195195formal_verification,2024,3320,0.00015181303024291992196formal_verification,2025,3676,0.0006346702575683594197formal_verification,2026,3748,0.0010836124420166016198foundation_models,2021,181,199foundation_models,2022,259,0.000798642635345459200foundation_models,2023,450,0.0013004541397094727201foundation_models,2024,837,0.0010425448417663574202foundation_models,2025,1464,0.0008286237716674805203foundation_models,2026,2071,0.0020837783813476562204generative_ai,2018,557,205generative_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0,0.0005189180374145508311reinforcement_learning,2026,9230,0.002566993236541748312robotics,2018,14399,313robotics,2019,16173,8.612871170043945e-05314robotics,2020,17099,0.00014036893844604492315robotics,2021,18658,0.00015974044799804688316robotics,2022,19601,7.539987564086914e-05317robotics,2023,22241,0.00011497735977172852318robotics,2024,26276,0.0003739595413208008319robotics,2025,28380,0.0008715391159057617320robotics,2026,20359,0.0040670037269592285321scientific_computing,2018,11213,322scientific_computing,2019,12595,0.00011265277862548828323scientific_computing,2020,13583,0.0001004934310913086324scientific_computing,2021,14449,5.543231964111328e-05325scientific_computing,2022,14486,5.137920379638672e-05326scientific_computing,2023,15258,8.594989776611328e-05327scientific_computing,2024,16540,0.0002646446228027344328scientific_computing,2025,17424,0.0006207823753356934329scientific_computing,2026,14443,0.00198441743850708330software_engineering,2018,20525,331software_engineering,2019,20877,8.958578109741211e-05332software_engineering,2020,20412,6.884336471557617e-05333software_engineering,2021,19472,0.0001214146614074707334software_engineering,2022,19609,5.984306335449219e-05335software_engineering,2023,22061,0.00017845630645751953336software_engineering,2024,25524,0.0002980232238769531337software_engineering,2025,30466,0.0006247758865356445338software_engineering,2026,26332,0.0012311935424804688339speech_audio,2018,8431,340speech_audio,2019,9298,0.0001596212387084961341speech_audio,2020,9291,0.0003312826156616211342speech_audio,2021,10091,0.00020968914031982422343speech_audio,2022,10408,0.00012683868408203125344speech_audio,2023,11975,0.00016939640045166016345speech_audio,2024,13270,0.00031822919845581055346speech_audio,2025,14947,0.0007099509239196777347speech_audio,2026,11894,0.0017036199569702148348sustainable_computing,2018,456,349sustainable_computing,2019,548,0.0009933710098266602350sustainable_computing,2020,530,0.0009502172470092773351sustainable_computing,2021,584,0.0004897117614746094352sustainable_computing,2022,679,0.00044608116149902344353sustainable_computing,2023,914,0.00042873620986938477354sustainable_computing,2024,1112,0.00042176246643066406355sustainable_computing,2025,1370,0.001747727394104004356sustainable_computing,2026,981,0.0014736652374267578357