SRS
BellySafe
Matrix Factorization Based
Funk Matrix Factorization
SVD/SVD++
PMF/Bayesian PMF/ Non Linear PMF
None Negative MF
ALS
FM
FFM
RankFM
LTFM
BMF
Slope One
RMF
NPCA
IMF/BPR
Product
Item-Centric
User-Centric
Expert
Hybrid Methods
Meta-level
Feature combination
Feature augmentation
Mixed hybridization
Cascade hybridization
Switching hybridization
Weighted hybridization
Deep Learning Based
LLM Empowerd
PEFT Methods
Additive
Fine-Tunning
Adapter-based
Adapter Design
Serial Adapter, Parallel Adapter, CoDA
Multi-task Adaptation
AdapterFusion , AdaMix , AdapterSoup , MerA , Hyperformer
Soft Prompt-based
Soft Prompt Design
Prefix-tuning , p-tuning , Prompt-tuning , Xprompt, APrompt
Training Speedup
Reparameterized
Fine-Tuning
Low-rank
Decomposition
LoRA , Compacter KronA , VeRA , DoRA
LoRA Derivatives
Dynamic Rank
DyLoRA , AdaLoRA , SoRA , CapaBoost , AutoLoRA
LoRA Improvement
Laplace-LoRA , LoRA Dropout , LoRA+
Multiple LoRA
LoRAHub, MoLORA , MoA, MoLE, MixLoRA
Selective
Fine-Tunning
Unstructural Masking
U-Diff pruning , FishMask , Fish-Dip , AM
Structural Masking
S-Diff pruning ,S-BitFit , FAR, Bitfit, SPT