A Moving Source Localization Method for Distributed Passive Sensor Using TDOA and FDOA Measurements by Zhixin Liu, Yongjun Zhao, Dexiu Hu, Chengcheng Liu

“…Both theoretical analysis and simulations show that the theoretical bias always meets the actual bias when the noise level is small, and the proposed method can reduce the bias effectively while keeping the same root mean square error (RMSE) with the original MLE and Taylor-series method. …”
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An Unbridgeable Gap? The Treatment of Definiteness Restrictions in French and Chinese Presentational Constructions by Ludovica Lena

“…At the same time, French definite pivots do not always denote identifiable referents, as is the case of the weak use of the definite article but also the special use of demonstrative determiners in topic-promoting and event-reporting contexts.…”
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Investigation and Improvement of Stall Characteristic of High-Lift Configuration without Slats by Zhao Yang, Jie Li, Jing Jin, Heng Zhang, Youxu Jiang

“…In order to simplify the manufacturing process or because of the limitation of the propulsion system, business jet, small civil airplane, and turboprop aircraft are always designed without leading-edge slats, which poses a great challenge to the flight safety during takeoff and landing. …”
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The Bifixation Field as a Function of Viewing Distance by Philip M. Grove, Alistair P. Mapp, Hiroshi Ono

“…Experiment  2 also confirmed that the bifixation field was smaller at near convergence distances but the nasally directed eye always lagged behind the temporally directed eye at the limits of the bifixation field. …”
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Digital Technology Empowers Grain Supply Chain Optimization Simulation by Xiaoyan Xu, Zhongye Sun

“…The issue of the balance of food supply and demand has always been the main issue of national and even world food security. …”
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Transvaginal Ultrasound in Fertile Patients with Suspected Appendicitis: An Experience Report of Current Practice by Malek Tabbara, Nikolaos Evangelopoulos, Luigi Raio, Vanessa Banz, Heinz Zimmermann, Corinne Kim-Fuchs, Aristomenis K. Exadaktylos

“…Transvaginal ultrasound (TVU) in female patients with acute right lower quadrant (RLQ) abdominal pain is time and infrastructure intensive and not always available. This study aims to evaluate the role of TVU in these patients. …”
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Time-Varying Hydraulic Gradient Model of Paste-Like Tailings in Long-Distance Pipeline Transportation by Li Yang, Shuai Li, Xin-min Wang

“…Paste-like tailings slurry (PTLS) is always simplified as a Bingham plastic fluid, leading to excessive computational errors in the calculation of the hydraulic gradient. …”
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Factors Affecting Patient Satisfaction with Complete Dentures by Yara Oweis, Nadia Ereifej, Ayah Al-Asmar, Abdaljaber Nedal

“…Rehabilitation of the edentulous patients has always been a challenge. The success of conventional complete denture therapy might be affected by several factors such as patients’ age, personality, previous denture wearing experience, expectations, aesthetics, residual ridge form and anatomy, denture quality, the method of its construction, dentist experience, and dentist-patient relations. …”
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Research on Rolling Bearing Fault Feature Extraction Based on Singular Value Decomposition considering the Singular Component Accumulative Effect and Teager Energy Operator by Longlong Li, Yahui Cui, Runlin Chen, Lingping Chen, Lihua Wang

“…The extraction of impulsive signatures from a vibration signal is vital for fault diagnosis of rolling element bearings, which are always whelmed by noise, especially in the early stage of defect development. …”
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RECENT OCCURRENCES OF THE GREAT ANTSHRIKE TARABA MAJOR (AVES: THAMNOPHILIDAE) IN NATURAL ENVIRONMENTS OF THE LARGEST URBAN AREA IN SOUTH AMERICA by Fabio Schunck, Marcus Azevedo

“…In the state of São Paulo, Southeast Brazil, the species has always been restricted to inland regions, but the number of detections in the eastern region has been increasing in recent decades. …”
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Study on Plastic Coated Overburnt Brick Aggregate as an Alternative Material for Bituminous Road Construction by Dipankar Sarkar, Manish Pal, Ashoke K. Sarkar

“…Plastic coated OBBA can solve the problem of shortage of stone aggregate to some extent. The engineers are always encouraged to use locally available materials. …”
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Adult-onset spinal teratoma: a case report and review by K. Blank, G. Terbetas, L. Neverauskienė, J. Ušinskienė

“…The goal of surgery should always be the most radical removal possible with relieve of the nerve compression with the aim of preventing progressive deterioration. …”
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Market of the Russian avant-garde painting: investment potential and characteristics of auctioning by D. L. Morozova

“…In Russia, art trading on auctions is considered to have features of the developing market that does not always follow global trends. Given that the potential of studying the national art market is not sufficiently fulfilled, the author has set the following purposes in this article: to study characteristics of investing in the Russian avant-garde artists and to build an econometric model (on the example of the “Knave of Diamonds” society). …”
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Affective-Sexual Health Promotion in Early Childhood: Critical Review in The Context of Childcare and Education in Costa Rica by Milvia Rodríguez Sánchez, Laura Brenes Vásquez

“…However, implementation of the policy in the national preschool program does not always meet the framework’s standards. We find that the risk of sexual abuse tends to be prioritized in early sexual-affective education. …”
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Skeletal Muscle Haemangioma: A Cause for Chronic Pain about the Knee: A Case Report by Kopuri Ravi Kiran, T. V. Suresh Babu, S. Suresh Babu, K. Deepti

“…Plain X-rays, bone scans, computerized tomography (CT) studies, and angiography studies may not always be specific for this tumor. Diagnostic ultrasound is an appropriate initial imaging modality for suspected haemangioma, although magnetic resonance imaging is the investigation of choice. …”
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POLITICAL BEHAVIOR AND ELECTORAL VIOLENCE IN NIGERIA: ANALYSIS OF THE 2011 AND 2015 GENERAL ELECTIONS by IBIRONKE B. DOMINION ADIGUN

“…The credibility of election has always been on paper, but obviously the actions of the people involved is the direct opposite of what the law says. …”
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Spatiotemporal variability of turbidity water in tidal areas of Perak River, Malaysia, based on field survey and Sentinel-2 image analysis by Takahashi Haruna, Yamasaki Yosei, Nakata Akane, Okada Shoji

“…In the Perak River, which flows into Malaysia, a tidal zone extends approximately 40 km from the mouth of the river, and turbid water is always present. Therefore, a detailed field survey is necessary to reveal the dynamical phenomenon of turbid water associated with the tidal zone. …”
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Probability-Based Sensitivity of Service Life of Chloride-Attacked Concrete Structures with Multiple Cover Concrete Repairs by Aruz Petcherdchoo

“…However, the excessive depth of repairs is not always recommended due to another control factor, such as the immediate amount of chloride ions at the repair depth, cost of repairs, etc. …”
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Linguistic variation in the interpretation and production of Italian motion event constructions in younger and older adults: evidence for language change? by Anna Michelotti, Ioli Baroncini, Helen Engemann

“…However, this difference is not always clear-cut. Italian, for instance, is typically considered a VF language but has also been shown to display a hybrid pattern. …”
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Robustness of Supercavitating Vehicles Based on Multistability Analysis by Yipin Lv, Tianhong Xiong, Wenjun Yi, Jun Guan

“…However, external interferences always lead to instability of vehicles. This paper focuses on robustness of supercavitating vehicles. …”
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