implementation detail · filed under model architecture
Four-Branch Residual Stream
A residual-stream configuration that widens the stream into four branches.
Also called widens the residual stream into 4 branches.
- source
- 1
- model
- 1
- lab adopt it
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- strongest
- core
How sources treat it
One count per evidence span, weakest treatment to strongest.
core 1
Documented in
Evidence
1 span quoted from the sources, strongest treatment first.
widens the residual stream into 4 branches
coremodel architecturein Qwen3.8-Flash-NextQwen
Filed alongside
Other methods under model architecture :: normalization & residual.
Gated ResidualManifold-Constrained Hyper-ConnectionsAttention Residuals (AttnRes)GatedNormIdentity Hyper-ConnectionsRMSNormSingle-Pass mHCBlock AttnResHyper-ConnectionsIndependent Per-Branch NormalizationPer-Branch Scalar Write GateQK-ClipAll-branch Elementwise Read GateBounded Positive GatesData-Dependent Residual Read and Write OperatorsDynamic Gating of Residual Reads and WritesElementwise Data-Dependent Residual Read GateFour-Stream Hyper-Connection Combine UpdateFull Attention ResidualsLow-Rank Gated MixPost-Embedding RMSNormPre-LNSimplified AltUpSparse Gated Residual Writes