Search Results for author: Zachary Seymour

Found 7 papers, 2 papers with code

Incremental Learning with Differentiable Architecture and Forgetting Search

no code implementations19 May 2022 James Seale Smith, Zachary Seymour, Han-Pang Chiu

As progress is made on training machine learning models on incrementally expanding classification tasks (i. e., incremental learning), a next step is to translate this progress to industry expectations.

Classification Image Classification +2

GraphMapper: Efficient Visual Navigation by Scene Graph Generation

no code implementations17 May 2022 Zachary Seymour, Niluthpol Chowdhury Mithun, Han-Pang Chiu, Supun Samarasekera, Rakesh Kumar

Understanding the geometric relationships between objects in a scene is a core capability in enabling both humans and autonomous agents to navigate in new environments.

Graph Generation Navigate +2

SASRA: Semantically-aware Spatio-temporal Reasoning Agent for Vision-and-Language Navigation in Continuous Environments

1 code implementation26 Aug 2021 Muhammad Zubair Irshad, Niluthpol Chowdhury Mithun, Zachary Seymour, Han-Pang Chiu, Supun Samarasekera, Rakesh Kumar

This paper presents a novel approach for the Vision-and-Language Navigation (VLN) task in continuous 3D environments, which requires an autonomous agent to follow natural language instructions in unseen environments.

Vision and Language Navigation

Recall Loss for Imbalanced Image Classification and Semantic Segmentation

1 code implementation1 Jan 2021 Junjiao Tian, Niluthpol Chowdhury Mithun, Zachary Seymour, Han-Pang Chiu, Zsolt Kira

Many works have proposed to weigh the standard cross entropy loss function with pre-computed weights based on class statistics such as the number of samples and class margins.

Classification General Classification +4

Semantically-Aware Attentive Neural Embeddings for Image-based Visual Localization

no code implementations8 Dec 2018 Zachary Seymour, Karan Sikka, Han-Pang Chiu, Supun Samarasekera, Rakesh Kumar

Furthermore, we present an extensive study demonstrating the contribution of each component of our model, showing $8$--$15\%$ and $4\%$ improvement from adding semantic information and our proposed attention module.

Deep Attention Image-Based Localization +1

Multimodal Skip-gram Using Convolutional Pseudowords

no code implementations12 Nov 2015 Zachary Seymour, Yingming Li, Zhongfei Zhang

This work studies the representational mapping across multimodal data such that given a piece of the raw data in one modality the corresponding semantic description in terms of the raw data in another modality is immediately obtained.

Object Recognition Retrieval +2

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