Nicola Bernini

Results 34 comments of Nicola Bernini

# Implementation Analysis Code first Let's take the implementation [here](https://github.com/NVIDIA/pix2pixHD/blob/5a2c87201c5957e2bf51d79b8acddb9cc1920b26/models/networks.py#L112) ```python class VGGLoss(nn.Module): def __init__(self, gpu_ids): super(VGGLoss, self).__init__() self.vgg = Vgg19().cuda() self.criterion = nn.L1Loss() self.weights = [1.0/32, 1.0/16, 1.0/8, 1.0/4,...

Latex f_{VGG}(I) \rightarrow \{H_{i}\}_{i=1,...,n} I \in \mathcal{I} \quad H \in \mathcal{H} f_{VGG}(I^{(1,2)}) \rightarrow \{H_{i}\}_{i=1,...,n}^{(1,2)} L(H^{(1)}, H^{(2)}) \rightarrow \mathbb{R} L_{1}(H_{i}^{(1)}, H_{i}^{(2)}) D = \sum_{i=1}^{n} w_{i} L_{1}(H_{i}^{(1)}, H_{i}^{(2)})

# Architecture ![image](https://user-images.githubusercontent.com/6381645/71544964-a989f000-2985-11ea-9631-c4be600c093e.png) ![image](https://user-images.githubusercontent.com/6381645/71545049-c4109900-2986-11ea-8e89-ef307fd4b549.png)

# History of Deep Learning Training - It is well known that the Loss Function for DNN Training is highly non convex - In 1986, [Murty, Katta G, & Kabadi,...

# Overview ![image](https://user-images.githubusercontent.com/6381645/71515087-d369e680-28a1-11ea-8b9f-5d1bedb93275.png)

# Update Equation ![image](https://user-images.githubusercontent.com/6381645/71515487-c3eb9d00-28a3-11ea-857c-d0cb726e6d4c.png)

# Representation Learning ![image](https://user-images.githubusercontent.com/6381645/71542080-3753e400-2962-11ea-8af9-ed5c3ffc748a.png)

# Universal Domain Adaptation through Self Supervision [Universal Domain Adaptation through Self Supervision](https://arxiv.org/abs/2002.07953?fbclid=IwAR3ZHDaXuPucHEYxR1_jNmCr5huUJ4fK4q9wbqeNp-MwFid3E7q5-MuWk2I) # Analysis ## Overview - NN as $Y = f(X)$ with - $X$ : Source Domain -...

# DRL - RL is about learning a mapping between a State / Situation Space and an Action Space - For small and discrete spaces, it can be represented as...

# Slow DRL Source of slow learning - Gradient based methods - Inductive Bias: Generality vs Learning Speed Trade-off ## Gradient based methods - Can be framed as Exploration vs...