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Colloquia_2020-11-10_Anthony_Kearsley_Edited duration 50 minutes 43 seconds Colloquia_2020-11-10_Anthony_Kearsley_Edited Colloquia_2020-11-10_Anthony_Kearsley_Edited	Colloquia_2020-11-10_Anthony_Kearsley_Edited Speaker: Anthony Kearsley, National Institute of Standards and Technology (NIST) Date: Tuesday November 10, 2020, 2:30 PMAbstract: For many years mathematical models that predict a cell’s… parabolic partial differential equations formal sciences melting temperature 1st thing process engineering atmospheric thermodynamics thermodynamics cell center tissues (biology) biological tissue mass transport solution cost function flux balance nist cooling technology racehorses trained in the united kingdom fluid flow spherically-symmetric model micro meter computational strategy chemical properties ice cell cell radius membrane latent heat stochastic processes cryopreservation water external temperature cooling rate similary solution wonderful collaborator thing amount optimal control objective functions control issues mathematical modeling temperature cooling blood cells rates function roughly speaking random walk boundary condition heat cryo threshold temperatures diffusion equation diffusion physical quantities vector calculus analytic solution problem cryo biology control sort living daylights analytical chemistry nice method cell wall caption complete free boundary problem red blood cell biology application length ice front classical problem terribly difficult circles temperature drops laboratory techniques ice formation partial differential equations fluid dynamics mathematical optimization cryogenics cryobiology liquid cpa heat moves organelles linear diffusion things similarity solution salt From Richard Ressler 15 plays 0
Colloquium_2020-10-27_Nathalie_Japkowicz_Edited duration 1 hour 4 minutes Colloquium_2020-10-27_Nathalie_Japkowicz_Edited Colloquium_2020-10-27_Nathalie_Japkowicz_Edited	Colloquium_2020-10-27_Nathalie_Japkowicz_Edited Title: Harnessing Dataset Complexity in Classification Tasks Speaker: Nathalie Japkowicz ,Department of Computer Science, American University Date: October 27, 2020Abstract: The purpose of this… multi class simple divide unsupervised learning decision tree main knowledge multiclass classification hamming distance super ability japanese rock music groups coding matrix generate data mathematical logic principle component linear discrimination subclass mix networks small class long time intrusion detection multi modality isolation forest class imbalance problem class imbalance vowels versus consonants mathematical optimization error rates coding matrices positive class neural network feature selection honeywell main aspects fake data good question 3rd study breast cancer conquer strategy artificial intelligence selection methods binary classification statistical outliers dataset complexity indicator function class classification occupational safety and health decision analysis 1st step metric geometry learning methods classification problem class justification emerging technologies error correcting 2nd study convex hull multi model pseudo classes statistical classification 1st study supplies mix problem fitness function binary problem class overlap ability criterion conquer principle machine learning data set cluster updating data driven multi-modality main complexity supply store red class classification algorithms class problem classification imbalance domain distance thing clusters learning method study things methods classifier classes problems domains feature classifiers bit From Richard Ressler 16 plays 0
Colloquium_2020-09-08_Stephen _Casey_Edited duration 1 hour 16 minutes Colloquium_2020-09-08_Stephen _Casey_Edited Colloquium_2020-09-08_Stephen _Casey_Edited	Colloquium_2020-09-08_Stephen _Casey_Edited Title: A New Architecture for Cell Phones, Sampling via Projection for UWB and AFB Systems Speaker: Stephen D. Casey Date: September 8, 2020 Abstract: This talk develops a new approach to how… adaptive signal processing frequency multidimensional signal processing engineering speak tliing ultra wide band pure cut formal sciences ramping function window special functions incredible job low frequencies dad signal processing negative omega band uwb sample fast sine function frame theory playing guitar notch market march 17th signal windowing system irish pub beautiful theorem inverse transform harmonic analysis series frequency component wagon wheel full time human communication space scientific computing super high frequency jeff adler interval function young man overlap region functions and mappings topology folded bases identical sample points types of functions general topology quit school thing colloquium folded basis elements fourier sigma times sample faster sampling red sox image processing basis quick proof transform north carolina frequency space omega bandlimited overshoot phenomenon function 1st time wireless signal sampling 2nd patent summation formula sampling rate coefficients original function rate psychological theories afb adaptive frequency band error electrical engineering time domain astronomical imaging frequency range orthonormal system signal projection digital signal processing good friend band limit caption complete represent challenges things computer science high frequency corner cabinet $48.00 transform 1520 minute shannon sampling cutoff function direct delta 1st patent excellent question cell phone omega information systems rate sigma talk sigma adaptive frequency From Richard Ressler 31 plays 0
Colloquium_2020-10-13: Hitting objects with… duration 58 minutes 5 seconds Colloquium_2020-10-13: Hitting objects with… Colloquium_2020-10-13: Hitting objects with random walks	Colloquium_2020-10-13: Hitting objects with random walks Speaker: Dr. John P. Nolan Abstract: Random walks are a powerful tool for studying the structure of complicated objects. This talk describes the key ideas for classical Brownian motion and its… colloidal chemistry probability point statistical mechanics spheres chemical compounds 2 (number) mathematicians mathematical logic solutions hyperbolic space filename extensions dimensional space lévy processes surfaces capacity thing fractals simple rejection homogeneous spaces start location random variable expected number field theory special mention wiener process random walks vowel letters caption complete random walk stable process elementary shapes variants of random walks discrete approximation brownian motion elementary geometry continuous time random robert brown (botanist) independent increment problem topology randomness geometry characteristic dimension complicated shape algorithms distribution probability theory theoretical computer science alpha motion ball lot space object locations idea function dimensions region process problems things From Richard Ressler 24 plays 0