# sparser_than_thou

Approximate matrix factorisation
Sometimes even exact
2014-08-05
– 2022-05-14Model interpretation and explanation
Colorizing black boxes
2016-09-01
– 2022-05-06Stationary Gamma processes
2019-10-14
– 2022-04-08Inverse problems in function space
a.k.a. Bayesian calibration, model uncertainty for PDEs and other wibbly surfaces
2020-10-13
– 2022-04-07Probabilistic neural nets
Bayesian and other probabilistic inference in overparameterized ML
2017-01-11
– 2022-04-07Scattering transform
2022-03-16
– 2022-03-28Multivariate Gamma distributions
2019-10-14
– 2022-03-14Neural nets with implicit layers
Also, declarative networks
2020-12-08
– 2022-03-09Sparse coding
Wavelets, matching pursuit, overcomplete dictionaries…
2014-11-17
– 2022-03-07Fun with rotational symmetries
2021-01-29
– 2022-03-03System identification in continuous time
Learning in continuous ODEs, SDEs and CDEs
2016-08-01
– 2022-02-15Recommender systems
2020-11-30
– 2022-02-04Neural nets with basis decomposition layers
2021-03-09
– 2022-02-01Running neural nets backwards
2022-01-29Bayesian inverse problems
2016-03-30
– 2022-01-13Mellin transforms
2021-01-29
– 2021-12-14Random rotations
2021-05-18
– 2021-12-01High dimensional statistics
2015-03-12
– 2021-10-28Regularising neural networks
Generalisation for street fighters
2017-02-12
– 2021-09-24Inverse problems
2016-03-30
– 2021-08-23Essays in stochastic processes
My PhD thesis with Zdravko I. Botev
2021-08-13Rough path theory
Also, signatures.
2021-04-02
– 2021-08-05Learning summary statistics
2020-04-22
– 2021-07-15Multi-task ML
2021-07-14ML on small devices
Putting intelligence on chips small enough to be in disconcerting places
2016-10-14
– 2021-07-13Learning on tabular data
2020-11-30
– 2021-06-21Isotropic random vectors
2011-08-10
– 2021-05-24Randomized low dimensional projections
2021-03-12
– 2021-05-24Compressing neural nets
pruning, compacting and otherwise fitting a good estimate into fewer parameters
2016-10-14
– 2021-05-07Fourier transforms
2021-01-29
– 2021-04-26Colour
2015-04-07
– 2021-03-24Frames and Riesz bases
Generalisations of orthogonal bases
2017-06-12
– 2021-02-24Integral transforms
2021-01-29
– 2021-01-30Random embeddings and hashing
2016-12-05
– 2020-12-01Randomised regression
2017-01-13
– 2020-12-01Weighted data in statistics
2020-11-04
– 2020-11-06Sparse model selection
2016-09-05
– 2020-10-02Data summarization
On maps drawn at smaller than 1:1 scale
2019-01-14
– 2020-09-18Dimensionality reduction
Wherein I teach myself, amongst other things, feature selection, how a sparse PCA works, and decide where to file multidimensional scaling
2015-03-22
– 2020-09-11Functional regression
2016-01-05
– 2020-05-28Lévy stochastic differential equations
2020-05-23Mixture models for density estimation
2016-03-29
– 2020-04-24Learning Gamelan
2016-04-05
– 2020-04-06Restricted isometry properties
Plus incoherence, irrepresentability, and other uncertainty bounds for a sparse world, and maybe frame theory, what’s that now?
2017-06-12
– 2020-03-09Sparse regression
2016-06-23
– 2019-10-24Discrete time Fourier and related transforms
Also, chirplets, z-transforms, chromatic derivatives…
2019-10-17
– 2019-10-17Non-negative matrix factorisation
2019-10-14Covariance estimation for stochastic processes
Conversely, precision estimation
2014-11-16
– 2019-09-21Fourier interpolation
2019-06-19Nearly sufficient statistics
How about “Sufficient sufficiency”? — is that taken?
2018-03-13
– 2019-01-14Sparse stochastic processes identification and sampling
Discrete sample representation of sparse continuous stochastic processes
2018-11-22
– 2018-10-29Compressed sensing and sampling
A fancy ways of counting zero
2014-08-18
– 2017-06-14Penalised/regularised regression
2016-06-23
– 2016-09-15Randomised linear algebra
2016-08-16Blind deconvolution
2015-03-01
– 2016-07-27Kernel approximation
2016-07-27Function approximation and interpolation
2016-06-09Clustering
2015-05-22
– 2016-06-07Deconvolution
2015-04-19
– 2016-04-11Sparse regression for inhomogeneous Hawkes processes
My MSc thesis with Professors Didier Sornette and Sara van de Geer
2015-04-28
– 2015-05-12