Peacock: Arabic Multimodal Large Language Models and Benchmarks

แนวคิดหลัก

The authors introduce Peacock, a family of Arabic Multimodal Large Language Models, to address the lack of high-quality resources in languages other than English. Through qualitative and quantitative analysis, they demonstrate the strong performance of their models on visual reasoning tasks and dialectal potential.

บทคัดย่อ

Peacock introduces a suite of Arabic MMLMs named Peacock for visual reasoning tasks and dialectal affinity. The models integrate vision encoders with Arabic text decoders, trained in two stages using pretraining data from English datasets translated into Arabic. Performance is showcased across various tasks like VQA and visual reasoning, outperforming multilingual baselines. The introduction of Henna benchmark evaluates model capabilities related to Arabic culture. Additionally, a case study on Egyptian dialect proficiency highlights future potential for dialectal Arabic vision language models.

สถิติ

"A wide collection of languages and dialects with a native population of more than 400 million speakers."
"SEED-Benchmark dimensions: Instance Attributes, Instance Identity, Instance Interaction, Instance Location, Instances Counting, Scene Understanding, Spatial Relation, Visual Reasoning."
"Performance comparison between Peacock models on VQAv2 dataset against mBlip baseline."
"LLaVA-Bench metrics: Conversation (Conv), Details Description (DD), Complex Reasoning (CR)."
"SEED-Bench evaluation attributes: Instance Attributes (IA), Instance Identity (II), Instance Interaction (IN), Instance Location (IL), Instances Counting (IC), Scene Understanding (SU), Spatial Relation (SR), Visual Reasoning (VR)."

คำพูด

"We introduce a comprehensive family of Arabic MLLMs dubbed Peacock with strong vision and language capabilities."
"Our contributions include introducing diverse datasets for training and evaluation of Arabic MLLMs."
"The performance disparity between AraLLaMA and AceGPT highlights the impact of language model selection on task performance."

ข้อมูลเชิงลึกที่สำคัญจาก

Peacock

by Fakhraddin A... ที่ arxiv.org 03-05-2024

https://arxiv.org/pdf/2403.01031.pdf

สอบถามเพิ่มเติม

How can the limitations identified in object hallucination be addressed in Peacock models?

Object hallucination, where generated descriptions or answers may include references to objects that do not exist in the input image, is a common issue in language models like Peacock. To address this limitation, several strategies can be implemented:

Fine-tuning on Object Detection Tasks: By incorporating pre-trained object detection models into the training pipeline of Peacock, the model can learn to better identify and describe objects present in images accurately.

Data Augmentation Techniques: Introducing data augmentation techniques that focus on enhancing visual understanding can help mitigate object hallucination. This includes techniques like random cropping, rotation, and flipping of images during training.

Multi-Modal Fusion Methods: Implementing advanced multi-modal fusion methods that effectively combine visual and textual information can improve the model's ability to generate accurate descriptions without hallucinating objects.

Adversarial Training: Incorporating adversarial training techniques where the model is exposed to challenging scenarios that test its ability to distinguish between real and fake objects could help reduce object hallucination.

Regularization Techniques: Applying regularization methods such as dropout or weight decay during training can prevent overfitting and enhance generalization capabilities, potentially reducing instances of object hallucination.

How are translation errors impacting model performance in multilingual settings?

Translation errors play a significant role in influencing model performance within multilingual settings for several reasons:

Semantic Misinterpretation: Inaccurate translations may lead to semantic misinterpretations of text-image pairs, affecting the overall quality of data used for training MLLMs like Peacock.

Bias Amplification: Translation errors have the potential to amplify biases present in datasets by introducing incorrect associations between words or concepts across different languages.

Model Generalization Issues: Models trained on poorly translated data may struggle with generalizing well across languages due to inconsistencies introduced by translation errors.

Reduced Performance Metrics - Translation errors often result in lower accuracy levels when evaluating MLLMs on tasks requiring precise language understanding or cross-lingual comprehension.

To mitigate these impacts:

Utilize high-quality translation services
Implement post-processing steps for error correction
Conduct thorough validation checks on translated data

How can energy efficiency be improved for large MLLMs like Peacock for sustainable use?

Improving energy efficiency for large MLLMs such as Peacock is crucial for sustainable deployment and operation:

Quantization & Pruning: Employ quantization techniques to reduce precision requirements while maintaining performance levels; pruning redundant parameters helps decrease computational load.

2 .Knowledge Distillation: Transfer knowledge from larger pre-trained models (teacher) to smaller ones (student) through distillation processes which require less computational resources.
3 .Hardware Optimization: Design specialized hardware accelerators tailored specifically for running MLLM workloads efficiently.
4 .Dynamic Computation Scaling: Adjust computation intensity dynamically based on workload demands using adaptive scaling mechanisms.
5 .Model Architecture Refinement: Explore streamlined architectures with fewer parameters without compromising task performance significantly.
By implementing these strategies collectively or selectively based on specific requirements, it is possible to enhance energy efficiency while maintaining optimal performance levels for large-scale MLLMs like Peacock.