246 citations · 919 across the 45 of their papers we have counts for
45 papers
Can Machines Really See Objects in Images? A Study Based on Syntactic Distance and Visual Self-Referential Instances
Xingyu Peng, Junran Wu, Yue Hou +9
Can a vision model truly see an object, or does it only fit surface-level visual cues? Following Wittgenstein's view that the limits of language are the limits of the world, we vie…
A Transparent and Nonlinear Method for Variable Selection
Keyao Wang, Huiwen Wang, Jichang Zhao +1
Variable selection is a procedure to attain the truly important predictors from inputs. Complex nonlinear dependencies and strong coupling pose great challenges for variable select…
Space-Invariant Projection in Streaming Network Embedding
Yanwen Zhang, Huiwen Wang, Jichang Zhao
Newly arriving nodes in dynamics networks would gradually make the node embedding space drifted and the retraining of node embedding and downstream models indispensable. An exact t…
PATE: Property, Amenities, Traffic and Emotions Coming Together for Real Estate Price Prediction
Yaping Zhao, Ramgopal Ravi, Shuhui Shi +3
Real estate prices have a significant impact on individuals, families, businesses, and governments. The general objective of real estate price prediction is to identify and exploit…
H4M: Heterogeneous, Multi-source, Multi-modal, Multi-view and Multi-distributional Dataset for Socioeconomic Analytics in the Case of Beijing
Yaping Zhao, Shuhui Shi, Ramgopal Ravi +3
The study of socioeconomic status has been reformed by the availability of digital records containing data on real estate, points of interest, traffic and social media trends such…
Enhancing the SVD Compression
Huiwen Wang, Yanwen Zhang, Jichang Zhao
Orthonormality is the foundation of matrix decomposition. For example, Singular Value Decomposition (SVD) implements the compression by factoring a matrix with orthonormal parts an…
Price graphs: Utilizing the structural information of financial time series for stock prediction
Junran Wu, Ke Xu, Xueyuan Chen +2
Great research efforts have been devoted to exploiting deep neural networks in stock prediction. While long-range dependencies and chaotic property are still two major issues that…
Positive emotions help rank negative reviews in e-commerce
Di Weng, Jichang Zhao
Negative reviews, the poor ratings in postpurchase evaluation, play an indispensable role in e-commerce, especially in shaping future sales and firm equities. However, extant studi…
Weak ties strengthen anger contagion in social media
Rui Fan, Ke Xu, Jichang Zhao
Increasing evidence suggests that, similar to face-to-face communications, human emotions also spread in online social media. However, the mechanisms underlying this emotion contag…
How do online consumers review negatively?
Menghan Sun, Jichang Zhao
Negative reviews on e-commerce platforms, mainly in the form of texts, are posted by online consumers to express complaints about unsatisfactory experiences, providing a proxy of b…
Behavior variations and their implications for popularity promotions: From elites to mass in Weibo
Bowen Shi, Ke Xu, Jichang Zhao
The boom in social media with regard to producing and consuming information simultaneously implies the crucial role of online user influence in determining content popularity. In p…
Anger makes fake news viral online
Yuwei Chuai, Jichang Zhao
Fake news that manipulates political elections, strikes financial systems, and even incites riots is more viral than real news online, resulting in unstable societies and buffeted…
The illiquidity network of stocks in China's market crash
Xiaoling Tan, Jichang Zhao
The Chinese stock market experienced an abrupt crash in 2015, and over one-third of its market value evaporated. Given its associations with fear and the fine resolution with respe…
The emergence of critical stocks in market crash
Shan Lu, Jichang Zhao, Huiwen Wang
In complex systems like financial market, risk tolerance of individuals is crucial for system resilience.The single-security price limit, designed as risk tolerance to protect inve…
Same Influenza, Different Responses: Social Media Can Sense a Regional Spectrum of Symptoms
Siqing Shan, Yingwei Jia, Jichang Zhao
Influenza is an acute respiratory infection caused by a virus. It is highly contagious and rapidly mutative. However, its epidemiological characteristics are conventionally collect…
Online reviews can predict long-term returns of individual stocks
Junran Wu, Ke Xu, Jichang Zhao
Online reviews are feedback voluntarily posted by consumers about their consumption experiences. This feedback indicates customer attitudes such as affection, awareness and faith t…
Aggregating multiple types of complex data in stock market prediction: A model-independent framework
Huiwen Wang, Shan Lu, Jichang Zhao
The increasing richness in volume, and especially types of data in the financial domain provides unprecedented opportunities to understand the stock market more comprehensively and…
Repetitive users network emerges from multiple rumor cascades
Daqing Li, Jiali Gao, Jichang Zhao +3
Rumor spreading on online social media is presenting a significant threat to society of post-truth epoch. Extensive efforts have been devoted to rumor identification and debunking,…
Workforce migration and its economic implications: A perspective from social media in China
Xiaoqian Hu, Junjie Wu, Jichang Zhao
The workforce remains the most basic element of social production, even in modern societies. Its migration, especially for developing economies such as China, plays a strong role i…
Fake news propagate differently from real news even at early stages of spreading
Zilong Zhao, Jichang Zhao, Yukie Sano +6
Social media can be a double-edged sword for society, either as a convenient channel exchanging ideas or as an unexpected conduit circulating fake news through a large population.…
The Power of Trading Polarity: Evidence from China Stock Market Crash
Shan Lu, Jichang Zhao, Huiwen Wang
The imbalance of buying and selling functions profoundly in the formation of market trends, however, a fine-granularity investigation of the imbalance is still missing. This paper…
Homophily of Music Listening in Online Social Networks
Zhenkun Zhou, Ke Xu, Jichang Zhao
Homophily, ranging from demographics to sentiments, breeds connections in social networks, either offline or online. However, with the prosperous growth of music streaming service,…
An agent-based model for emotion contagion and competition in online social media
Rui Fan, Ke Xu, Jichang Zhao
Recent studies suggest that human emotions diffuse in not only real-world communities but also online social media. More and more mechanisms beyond emotion contagion are revealed,…
Herding boosts too-connected-to-fail risk in stock market of China
Shan Lu, Jichang Zhao, Huiwen Wang +1
The crowd panic and its contagion play non-negligible roles at the time of the stock crash, especially for China where inexperienced investors dominate the market. However, existin…