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Introducing FiVL: Bridging Vision and Language

FiVL enhances AI's ability to connect images and words effectively.

Estelle Aflalo, Gabriela Ben Melech Stan, Tiep Le, Man Luo, Shachar Rosenman, Sayak Paul, Shao-Yen Tseng, Vasudev Lal

― 5 min read


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In the world of artificial intelligence, there's a growing need for machines to understand both pictures and words. This is important for tasks like answering questions about images, creating detailed captions, and interacting in a human-like manner. Enter FiVL, a fancy name for a new method that helps improve how machines align vision and language.

The Challenge of AI Understanding

Imagine you show a picture of a dog with a ball to both a human and a robot. The human can easily describe what's happening, like "The dog is playing with a red ball." The robot, however, might struggle to connect the visual information with language. This is because many current AI models, called Large Vision Language Models (LVLMs), are not always sure how to use visual Data effectively. Sometimes, they mix things up, producing answers that sound good but are far from correct. This confusion often happens when the AI isn't properly grounded in the visual information.

What is FiVL?

FiVL stands for Framework for Improved Vision-Language Alignment. It’s essentially a toolkit that helps AI learn better connections between what is seen in an image and what is said in a sentence. By improving this alignment, we can help AI models generate more accurate answers and avoid the common issue of "hallucination," where the AI invents information that isn't in the image.

The Importance of Good Data

To make FiVL work, it focuses on one key ingredient: data. More specifically, the kind of data that connects pictures with words in a meaningful way. Think of it like making a recipe. If you don’t have the right ingredients, the dish won’t taste good. Similarly, if AI doesn’t have access to the right data, it won't learn effectively.

FiVL collects data by looking at existing datasets and improving them. Through this process, it creates high-quality datasets that better represent the relationships between images and corresponding text. This way, when the AI model is trained, it learns with better references to both what’s in the picture and what’s said in the text.

How Does FiVL Work?

FiVL uses a clever combination of techniques to create a strong dataset. First, it identifies key expressions in question-answer pairs. For example, in the question, "What color is the cat?" the key expression would be "color" and "cat." By pinpointing these crucial words, FiVL can better focus on what elements are tied to the visuals.

Next, FiVL employs advanced tools to create precise Segmentation Masks. These masks help specify which parts of an image relate to the identified key expressions. Rather than using rough bounding boxes—which are like trying to cover yourself with a towel that’s too small—FiVL offers detailed outlines that wrap around the essential parts of the image. This allows AI to reference specific areas in its responses.

Training the AI

With the datasets ready, it's time to train the AI. FiVL introduces a new training task called Vision Modeling. This task allows the AI to learn from both visual and textual inputs simultaneously, enhancing its ability to generate responses that are firmly rooted in the visuals. By training in this way, the AI becomes better at recognizing how to draw connections between what it sees and what it needs to express.

Testing and Evaluating Performance

Just like any good student, AI needs to be tested to see how well it has learned. FiVL creates several Evaluation benchmarks that assess how much the AI relies on visual information to answer questions. These benchmarks are like exams where the AI has to demonstrate what it’s learned.

One interesting method to check for visual reliance is to mask portions of the images and observe how the AI performs. If the model struggles more with the masked images than the original ones, it’s a sign that it was relying heavily on visual information in forming its replies.

Real-World Applications

What can we do with FiVL? The applications are numerous! For instance, FiVL can be used in systems that help visually impaired individuals by providing detailed descriptions of their surroundings. It could also serve in educational tools where learners can ask questions about pictures, and the AI will respond with accurate and contextual information.

Furthermore, FiVL can enhance the way we interact with smart devices. Imagine asking your virtual assistant, "What’s in my fridge?" and getting a thoughtful answer based on a picture of the fridge's contents!

Making Sense of AI

As we move forward in this digital age, the collaboration between sight and language is becoming increasingly essential. FiVL stands as a promising method that supports this integration. By bridging the gap between visual and textual information, we can create smarter, more reliable AI systems that can assist us in various tasks.

In summary, FiVL knows that the secret sauce to successful AI lies in understanding the relationship between what we see and what we say. By providing a better framework and high-quality datasets, FiVL is on a mission to make AI smarter, more accurate, and ultimately more useful in our day-to-day lives. And who knows? Maybe one day, AI will not just understand a dog with a ball but also tell us a joke about it! Wouldn’t that be a sight to see?

Original Source

Title: FiVL: A Framework for Improved Vision-Language Alignment

Abstract: Large Vision Language Models (LVLMs) have achieved significant progress in integrating visual and textual inputs for multimodal reasoning. However, a recurring challenge is ensuring these models utilize visual information as effectively as linguistic content when both modalities are necessary to formulate an accurate answer. We hypothesize that hallucinations arise due to the lack of effective visual grounding in current LVLMs. This issue extends to vision-language benchmarks, where it is difficult to make the image indispensable for accurate answer generation, particularly in vision question-answering tasks. In this work, we introduce FiVL, a novel method for constructing datasets designed to train LVLMs for enhanced visual grounding and to evaluate their effectiveness in achieving it. These datasets can be utilized for both training and assessing an LVLM's ability to use image content as substantive evidence rather than relying solely on linguistic priors, providing insights into the model's reliance on visual information. To demonstrate the utility of our dataset, we introduce an innovative training task that outperforms baselines alongside a validation method and application for explainability. The code is available at https://github.com/IntelLabs/fivl.

Authors: Estelle Aflalo, Gabriela Ben Melech Stan, Tiep Le, Man Luo, Shachar Rosenman, Sayak Paul, Shao-Yen Tseng, Vasudev Lal

Last Update: 2024-12-19 00:00:00

Language: English

Source URL: https://arxiv.org/abs/2412.14672

Source PDF: https://arxiv.org/pdf/2412.14672

Licence: https://creativecommons.org/licenses/by/4.0/

Changes: This summary was created with assistance from AI and may have inaccuracies. For accurate information, please refer to the original source documents linked here.

Thank you to arxiv for use of its open access interoperability.

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