Below is a complete list of all blog posts organized by category. Look here for a shorter list of top posts.
Contents
Wavefunction branching
- Branches and matrix-product states
- Branches as hidden nodes in a neural net
- Comments on Weingarten's preferred branch
- How fast do macroscopic wavefunctions branch?
- Living bibliography for the problem of defining wavefunction branches
- Models of decoherence and branching
- Toward relativistic branches of the wavefunction
- Weingarten's branches from quantum complexity
Decoherence detection
- A dark matter model for decoherence detection
- Decoherence detection and micromechanical resonators
- Decoherence Detection FAQ—Part 1: Dark matter
- Entanglement never at first order
- Gravitational transmission of quantum information by Carney et al.
- Ground-state cooling by Delic et al. and the potential for dark matter detection
- My talk on dark matter decoherence detection
- Standard quantum limit for diffusion
- Table of proposed macroscopic superpositions
- Undetected photon imaging
- Wavepacket spreading produces force sensitivity
How To Think About Quantum Mechanics
- How to think about Quantum Mechanics—Part 1: Measurements are about bases
- How to think about Quantum Mechanics—Part 2: Vacuum fluctuations
- How to think about Quantum Mechanics—Part 3: The pointer and Schmidt bases
- How to think about Quantum Mechanics—Part 4: Quantum indeterminism as an anomaly
- How to think about Quantum Mechanics—Part 5: Superpositions and entanglement are relative concepts
- How to think about Quantum Mechanics—Part 6: Energy conservation and wavefunction branches
- How to think about Quantum Mechanics—Part 7: Quantum chaos and linear evolution
- How to think about Quantum Mechanics—Part 8: The quantum-classical limit as music
GitWikXiv
Comments on individual papers and talks
- A dark matter model for decoherence detection
- Comments on "Longtermist Institutional Reform" by John & MacAskill
- Comments on an essay by Wigner
- Comments on Baldijao et al.'s GPT-generalized quantum Darwinism
- Comments on Bousso's communication bound
- Comments on Cotler, Penington, & Ranard
- Comments on Gell-Mann & Hartle's latest
- Comments on Hanson's The Age of Em
- Comments on Hotta's Quantum Energy Teleportation
- Comments on Myrvold's Taj Mahal
- Comments on Pikovski et al.'s time dilation decoherence
- Comments on Rosaler's "Reduction as an A Posteriori Relation"
- Comments on Stern, journals, and incentives
- Comments on Tegmark's 'Consciousness as a State of Matter'
- Comments on Weingarten's preferred branch
- Gravitational transmission of quantum information by Carney et al.
- Ground-state cooling by Delic et al. and the potential for dark matter detection
- Integrating with functional derivatives
- New review of decoherence by Schlosshauer
- Quotes from Curtright et al.'s history of quantum mechanics in phase space
- Selsam on formal verification of machine learning
- Tishby on physics and deep learning
- Undetected photon imaging
- Weingarten's branches from quantum complexity
Links
- Links for April 2015
- Links for April 2016
- Links for April 2017
- Links for April-May 2018
- Links for August 2014
- Links for August 2015
- Links for August-September 2016
- Links for August-September 2017
- Links for December 2014
- Links for December 2015
- Links for December 2016
- Links for December 2017
- Links for February 2015
- Links for February 2016
- Links for February 2017
- Links for February-March 2018
- Links for January 2015
- Links for January 2016
- Links for January 2017
- Links for January 2018
- Links for July 2015
- Links for July 2016
- Links for July 2018
- Links for June 2015
- Links for June 2016
- Links for June 2018
- Links for June-July 2017
- Links for March 2015
- Links for March 2016
- Links for March 2017
- Links for May 2015
- Links for May 2016
- Links for May 2017
- Links for November 2014
- Links for November 2015
- Links for November 2016
- Links for November 2017
- Links for October 2014
- Links for October 2015
- Links for October 2016
- Links for October 2017
- Links for September 2014
- Links for September 2015
Abstracts
- Abstracts for February 2016
- Abstracts for January 2016
- Abstracts for July 2017
- Abstracts for July-August 2016
- Abstracts for March 2017
- Abstracts for March-April 2016
- Abstracts for May-June 2016
- Abstracts for October 2016
- Abstracts for October-November 2015
- Abstracts for September 2015
- Notable reviews of arguments for AGI ruin
Other technical posts
- A checkable Lindbladian condition
- Ambiguity and a catalog of the actions
- Approach to equilibrium in a pure-state universe
- Bleg: Classical theory of measurement and amplification
- Consistency conditions in consistent histories
- Contextuality versus nonlocality
- Cosmology meets philanthropy
- Diagonal operators in the coherent state basis
- Direct versus indirect measurements
- FAQ about experimental quantum Darwinism
- Follow up on contextuality and non-locality
- Follow-up questions on the set-selection problem
- How long-range coherence is encoded in the Weyl quasicharacteristic function
- In what sense is the Wigner function a quasiprobability distribution?
- Kent's set-selection problem
- KS entropy generated by entanglement-breaking quantum Brownian motion
- Legendre transform
- Lindblad Equation is differential form of CP map
- Lindblad operator trace is 1st-order contribution to Hamiltonian part of reduced dynamics
- Loophole-free Bell violations
- Macro superpostions of the metric
- Moyal bracket with manifest (affine) symplectic covariance
- My talk on ideal quantum Brownian motion
- On computational aestivation
- Potentials and the Aharonov–Bohm effect
- Quantum Brownian motion: Definition
- Records decomposition talk
- Redundant consistency
- Reeh–Schlieder property in a separable Hilbert space
- Singular value decomposition in bra-ket notation
- Some intuition about decoherence of macroscopic variables
- State-independent consistent sets
- Symmetries and solutions
- The interpretation of free energy as bit-erasure capacity
- Unital dynamics are mixedness increasing
- Verifying superpositions
- Wigner function = Fourier transform + Coordinate rotation
Other non-technical posts
- Additional material on the arXiv
- AI goalpost moving is not unreasonable
- Argument against EA warmth risk
- ArXiv and Zotero surveys
- Bateman et al. dark matter model in the news
- Bullshit in science
- China to lead particle physics
- Citation indices do not avoid subjectivity
- Comments on Simler and Hanson
- COVID Watch and privacy
- Dimopoulos proposes super lab for small experiments
- Discriminating smartness
- Distinguish between straight research and scientific opinion?
- Executive branch reasonable on AI
- GPT-3, PaLM, and look-up tables
- Grade inflation and college investment incentives
- Hanson-ism: Travel isn't about intellectual exposure
- Happier livestock through genetic bundling
- Hello world
- Hennessey on Career Regret
- How shocking are rare past events?
- Impact discrepancies persist under uncertainty
- Inaccessible Wikipedia science articles as inclusionism
- Literature impressions
- Megajournals unbundling assessments of correctness and importance
- Meh deep fakes
- Musk donates $10M to Future of Life Institute
- New Horizons Pluto flyby
- Papers I want to write
- PDF Guru is like Chrome for PDF readers
- Perimeter Scholars International now accepting applications
- PhysWell
- PI accepting 2016 master's student applications
- PI accepting 2016 Postdoc applications
- PI accepting 2017 master’s student applications
- Planck, BICEP2, dust, and science news
- PRISM and the exclusionary rule
- Quantum computing timelines
- Reply to Hanson
- Research debt
- Review of "Lifecycle Investing"
- Risk aversion of class-action lawyers
- Robert Zubrin's reasoning on space exploration
- Sank argues for a SciRate issue tracker
- State of EA organizations
- Talk on Collaborative Pedagogical Documents
- Three arguments on the measurement problem
- Video lectures are the future of learning physics
- Weinberg on the measurement problem
- X-risk postdocs at Cambridge
- Zotero is great, TeX should be better
