[HTML][HTML] Representational drift: Emerging theories for continual learning and experimental future directions

LN Driscoll, L Duncker, CD Harvey - Current Opinion in Neurobiology, 2022 - Elsevier
Recent work has revealed that the neural activity patterns correlated with sensation,
cognition, and action often are not stable and instead undergo large scale changes over …

Representational drift as a window into neural and behavioural plasticity

C Micou, T O'Leary - Current opinion in neurobiology, 2023 - Elsevier
Large-scale recordings of neural activity over days and weeks have revealed that neural
representations of familiar tasks, precepts and actions continually evolve without obvious …

Neuropixels 2.0: A miniaturized high-density probe for stable, long-term brain recordings

NA Steinmetz, C Aydin, A Lebedeva, M Okun… - Science, 2021 - science.org
INTRODUCTION Electrode arrays based on complementary metal-oxide semiconductor
silicon fabrication technology, such as Neuropixels probes, have enabled recordings of …

[HTML][HTML] Learnable latent embeddings for joint behavioural and neural analysis

S Schneider, JH Lee, MW Mathis - Nature, 2023 - nature.com
Mapping behavioural actions to neural activity is a fundamental goal of neuroscience. As our
ability to record large neural and behavioural data increases, there is growing interest in …

Time and experience differentially affect distinct aspects of hippocampal representational drift

N Geva, D Deitch, A Rubin, Y Ziv - Neuron, 2023 - cell.com
Hippocampal activity is critical for spatial memory. Within a fixed, familiar environment,
hippocampal codes gradually change over timescales of days to weeks—a phenomenon …

Active experience, not time, determines within-day representational drift in dorsal CA1

D Khatib, A Ratzon, M Sellevoll, O Barak, G Morris… - Neuron, 2023 - cell.com
Memories of past events can be recalled long after the event, indicating stability. But new
experiences are also integrated into existing memories, indicating plasticity. In the …

[HTML][HTML] Stimulus-dependent representational drift in primary visual cortex

TD Marks, MJ Goard - Nature communications, 2021 - nature.com
To produce consistent sensory perception, neurons must maintain stable representations of
sensory input. However, neurons in many regions exhibit progressive drift across days …

Emergent reliability in sensory cortical coding and inter-area communication

S Ebrahimi, J Lecoq, O Rumyantsev, T Tasci, Y Zhang… - Nature, 2022 - nature.com
Reliable sensory discrimination must arise from high-fidelity neural representations and
communication between brain areas. However, how neocortical sensory processing …

Coordinated drift of receptive fields in Hebbian/anti-Hebbian network models during noisy representation learning

S Qin, S Farashahi, D Lipshutz, AM Sengupta… - Nature …, 2023 - nature.com
Recent experiments have revealed that neural population codes in many brain areas
continuously change even when animals have fully learned and stably perform their tasks …

NMDA-driven dendritic modulation enables multitask representation learning in hierarchical sensory processing pathways

WAM Wybo, MC Tsai, VAK Tran… - Proceedings of the …, 2023 - National Acad Sciences
While sensory representations in the brain depend on context, it remains unclear how such
modulations are implemented at the biophysical level, and how processing layers further in …