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On the Statistical Properties of Deep Learners for Intrinsically Low Dimensional Data
On the Statistical Properties of Deep Learners for Intrinsically Low Dimensional Data
On the Statistical Properties of Deep Learners for Intrinsically Low Dimensional Data

상세정보

자료유형  
 학위논문 서양
최종처리일시  
20260202103537
ISBN  
9798288863813
DDC  
310
저자명  
Chakraborty, Saptarshi.
서명/저자  
On the Statistical Properties of Deep Learners for Intrinsically Low Dimensional Data
발행사항  
[Sl] : University of California, Berkeley, 2025
발행사항  
Ann Arbor : ProQuest Dissertations & Theses, 2025
형태사항  
230 p
주기사항  
Source: Dissertations Abstracts International, Volume: 87-01, Section: B.
주기사항  
Advisor: Bartlett, Peter L.
학위논문주기  
Thesis (Ph.D.)--University of California, Berkeley, 2025.
초록/해제  
요약The advent of deep learning has completely revolutionized both supervised and unsupervised machine learning to obtain super-human performance across all fields of modern science. However, despite the remarkable empirical successes of deep learners, the theoretical guarantees for their statistical accuracy remain rather pessimistic. In particular, the data distributions on which deep learners are generally applied, such as natural images, are often hypothesized to have an intrinsic low-dimensional structure in a typically high-dimensional feature space, but this is often not reflected in the derived rates in the state-of-the-art analyses. The aim of this thesis is to bridge the gap between the theory and practice of deep learning from a statistical perspective. We demonstrate that deep learners exhibit a convergence rate determined solely by the intrinsic dimensionality of the data, rather than its nominal high-dimensional feature representation. Our work not only provides practical guidelines for selecting suitable network architectures but also connects the theoretical analyses of these models to established convergence rates in optimal transport and non-parametric statistics literature. In this thesis, we derive the sharpest convergence rates for various learning scenarios, including Generative Adversarial Networks (GANs), Wasserstein Autoencoders (WAEs), federated learning, cycle-consistent GANs, Bi-directional GANs, and deep supervised learners characterized by an exponential family dependency structure. Furthermore, we introduce a novel measure to characterize the intrinsic dimension of probability measures and achieve the sharpest known approximation results for neural networks employing Rectified Linear Unit (ReLU) activation, improving upon classical benchmarks.
일반주제명  
Statistics
일반주제명  
Computer science
일반주제명  
Information technology
키워드  
Deep learning theory
키워드  
Generalization bounds
키워드  
Intrinsic dimension
키워드  
Minimax rates
키워드  
Neural network approximation
키워드  
Statistical learning theory
기타저자  
University of California, Berkeley Statistics
기본자료저록  
Dissertations Abstracts International. 87-01B.
전자적 위치 및 접속  
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■1001  ▼aChakraborty,  Saptarshi.
■24510▼aOn  the  Statistical  Properties  of  Deep  Learners  for  Intrinsically  Low  Dimensional  Data
■260    ▼a[Sl]▼bUniversity  of  California,  Berkeley▼c2025
■260  1▼aAnn  Arbor▼bProQuest  Dissertations  &  Theses▼c2025
■300    ▼a230  p
■500    ▼aSource:  Dissertations  Abstracts  International,  Volume:  87-01,  Section:  B.
■500    ▼aAdvisor:  Bartlett,  Peter  L.
■5021  ▼aThesis  (Ph.D.)--University  of  California,  Berkeley,  2025.
■520    ▼aThe  advent  of  deep  learning  has  completely  revolutionized  both  supervised  and  unsupervised  machine  learning  to  obtain  super-human  performance  across  all  fields  of  modern  science.  However,    despite  the  remarkable  empirical  successes  of  deep  learners,  the  theoretical  guarantees  for  their  statistical  accuracy  remain  rather  pessimistic.  In  particular,  the  data  distributions  on  which  deep  learners  are  generally  applied,  such  as  natural  images,  are  often  hypothesized  to  have  an  intrinsic  low-dimensional  structure  in  a  typically  high-dimensional  feature  space,  but  this  is  often  not  reflected  in  the  derived  rates  in  the  state-of-the-art  analyses.  The  aim  of  this  thesis  is  to  bridge  the  gap  between  the  theory  and  practice  of  deep  learning  from  a  statistical  perspective.  We  demonstrate  that  deep  learners  exhibit  a  convergence  rate  determined  solely  by  the  intrinsic  dimensionality  of  the  data,  rather  than  its  nominal  high-dimensional  feature  representation.  Our  work  not  only  provides  practical  guidelines  for  selecting  suitable  network  architectures  but  also  connects  the  theoretical  analyses  of  these  models  to  established  convergence  rates  in  optimal  transport  and  non-parametric  statistics  literature.  In  this  thesis,  we  derive  the  sharpest  convergence  rates  for  various  learning  scenarios,  including  Generative  Adversarial  Networks  (GANs),  Wasserstein  Autoencoders  (WAEs),  federated  learning,  cycle-consistent  GANs,  Bi-directional  GANs,  and  deep  supervised  learners  characterized  by  an  exponential  family  dependency  structure.  Furthermore,  we  introduce  a  novel  measure  to  characterize  the  intrinsic  dimension  of  probability  measures  and  achieve  the  sharpest  known  approximation  results  for  neural  networks  employing  Rectified  Linear  Unit  (ReLU)  activation,  improving  upon  classical  benchmarks.
■590    ▼aSchool  code:  0028.
■650  4▼aStatistics
■650  4▼aComputer  science
■650  4▼aInformation  technology
■653    ▼aDeep  learning  theory
■653    ▼aGeneralization  bounds
■653    ▼aIntrinsic  dimension
■653    ▼aMinimax  rates
■653    ▼aNeural  network  approximation
■653    ▼aStatistical  learning  theory
■690    ▼a0463
■690    ▼a0489
■690    ▼a0984
■690    ▼a0800
■71020▼aUniversity  of  California,  Berkeley▼bStatistics.
■7730  ▼tDissertations  Abstracts  International▼g87-01B.
■790    ▼a0028
■791    ▼aPh.D.
■792    ▼a2025
■793    ▼aEnglish
■85640▼uhttp://www.riss.kr/pdu/ddodLink.do?id=T17357617▼nKERIS▼z이  자료의  원문은  한국교육학술정보원에서  제공합니다.

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