Xiaojing Yang - AI Researcher and Machine Learning Engineer

Xiaojing Yang

AI Researcher & Machine Learning Engineer

NLP | Responsible AI | Data-Centric ML | Intelligent Systems

Publications

Published, submitted, and planned research outputs in machine learning, NLP, retrieval, and model evaluation.

PublishedJune 2026

Parameter-Efficient Neural Machine Translation for Low-Resource Language Pairs: English-Norwegian in the Oil & Gas Domain

Xiaojing Yang, Zhihan Li, Gege Sun, Mengyue Li, Meriem Beloucif

Investigates parameter-efficient adaptation of neural machine translation for the Norwegian oil and gas domain, covering LoRA fine-tuning, hyperparameter optimisation, data-quality assessment, and model-scale evaluation.

EAMT

First author; lead experimental contributor

Under ReviewOctober 2026

Beyond Routing: Diagnosing Modular LoRA Experts for Low-Resource Multilingual Petroleum-Domain Translation

Xiaojing Yang, Zhihan Li, Meriem Beloucif

Studies modular expert architectures for low-resource, domain-specific NMT, including language-specific LoRA adapters, learned routing, target-anchored synthetic data, terminology-aware evaluation, and routing analysis.

EMNLP 2026

First author; framework design and experimental lead

Under ReviewOctober 2026

Structure-Aware Graph Retrieval for Evidence Grounding over Long Annual Reports

Xiaojing Yang, Zhihan Li, Meriem Beloucif

Evaluates how document structure, graph-based candidate expansion, and deterministic routing can improve evidence grounding over long financial reports, with robustness testing and held-out-year validation.

EMNLP 2026

First author; retrieval framework and evaluation lead

Projects

Selected research and technical projects in machine learning, NLP, retrieval, evaluation, and applied AI systems.

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Parameter-Efficient Neural Machine Translation for Low-Resource Languages

Published EAMT research on LoRA-based English-Norwegian petroleum-domain NMT, comparing parameter-efficient adaptation with full fine-tuning under low-resource conditions.

Research
Machine Translation
NLP
Evaluation
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Multilingual Sentiment Analysis Platform

Led the full-cycle development of a multilingual sentiment analysis platform using BERT-family models, achieving up to 93% accuracy in binary sentiment classification.

AI/ML
NLP
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SmartReview Pro

An all-in-one AI platform for e-commerce review analysis, offering 9 distinct insights from sentiment to fake review detection.

AI/ML
NLP
Full Stack

Experience

Research, work, and teaching experience across AI, NLP, data analysis, and machine learning.

Research Projects in Language Technology

Uppsala University / Independent ResearchUppsala, Sweden
2024 - Present

Designed and led research projects across multilingual NLP, machine translation, retrieval, data attribution, and bias evaluation.

PythonPyTorch+9 more

Data Analyst

SAITISITE CHENGDU E-COMMERCE CO., LTDChengdu, China
2020 - 2024

Completed various data analytics projects spanning customer intelligence, sales optimization, and predictive modeling across e-commerce, retail, and marketing domains.

PythonPandas+10 more

Teaching Assistant, Machine Translation

Uppsala UniversityUppsala, Sweden
2026 - 2026

Supported 25 students across assignment marking, lab sessions, and project supervision in a machine translation course.

PythonPyTorch+5 more

Skills

Methods, tools, and technical strengths supporting my research and applied AI work.

Python

The core programming language for AI and data science, supporting machine learning and deep learning development.

PyTorch

Facebook's deep learning framework providing dynamic computation graphs and flexible model building.

Pandas

Powerful data analysis and manipulation library, the go-to tool for handling structured data.

NumPy

Fundamental package for scientific computing, providing high-performance multidimensional array operations.

Git/GitHub

Version control system and collaborative development platform for managing code repositories.

OpenCV

Computer vision library for image processing, object detection, and multimodal AI applications.