Self-attention mechanism for dynamic multi-step ROP prediction under continuous learning structure

Y Liu, F Zhang, S Yang, J Cao - Geoenergy Science and Engineering, 2023 - Elsevier
The evaluation and prediction of the rate of penetration have been long-term challenging in
real-time drilling operations due to, for example, the complexity of influence parameters and …

Analysis of missing data and comparing the accuracy of imputation methods using wheat crop data

P Saini, B Nagpal - Multimedia Tools and Applications, 2024 - Springer
In a realistic scenario, the dataset has missing values encountered during the data
collection. To effectively build the prediction model, the missingness of the attributes that …

Drilling Advisory Automation with Digital Twin and AI Technologies

J Cao, J Nabavi, SI Oedegaard - SPE/IADC Drilling Conference and …, 2024 - onepetro.org
This paper presents an autonomous drilling advisory system powered by digital twins and AI
solutions. Such an advisory system aims to automate real-time monitoring and parameter …

Wide and deep cross network for the rate of penetration prediction

Z Pei, X Song, Y Ji, T Yin, S Tian, G Li - Geoenergy Science and …, 2023 - Elsevier
Rate of penetration (ROP) prediction is of great significance for drilling optimization.
However, most existing intelligent ROP prediction models are entirely data-driven, and the …

A Sequential Feature-Based Rate of Penetration Representation Prediction Method by Attention Long Short-Term Memory Network

Z Cheng, F Zhang, L Zhang, S Yang, J Wu, T Li, Y Liu - SPE Journal, 2024 - onepetro.org
In the petroleum and gas industry, optimizing cost-effectiveness remains a paramount
objective. One of the key challenges is enhancing predictive models for the rate of …

Cross-Domain Knowledge Discovery and Sharing in Digital Subsurface Based on Federated Learning

N Zhang, Y Liu, J Geng, B Cui… - International …, 2023 - asmedigitalcollection.asme.org
The total volume of data in the subsurface is tremendous and grows exponentially each
year. Sufficiently and effectively utilizing the subsurface data from multiple sites will advance …

Remediation of LWD data lag with hybrid real-time data using self-attention-based encoder-decoder model

J Zhang, Y Liu, J Cao, T Yang - Geoenergy Science and Engineering, 2025 - Elsevier
This study aims to address the lag issue in Logging While Drilling (LWD) data, which is
crucial for real-time decision-making in subsurface resource exploration. The primary …

Decision Tree Regression Method Applied in Well Clustering: A Supervised Approach

IGP Vianna, IF Valladares, CEP Pacheco… - Offshore Technology …, 2023 - onepetro.org
Drilling rigs are an expensive resource in the oil and gas industry; hence, planning their time
properly is necessary. Estimating activity durations plays a crucial role in the rigs' planning …