Başkent University

Performance Evaluation of Steganogan Using Hybrid Image Datasets and Statistical Quality Metrics

This study proposes a novel approach by employing SteganoGAN, a steganographic framework based on Generative Adversarial Networks (GANs). The impact of image categories with different semantic contents (art, building, and nature) on system performance was examined in detail using...

Consent architecture in biobanking: ethical attitudes and consent preferences among people with cancer and caregivers

Ethical and socially accountable biobanking depends on public trust and informed consent. Understanding how people with cancer and caregivers view biospecimen use is essential for designing consent models that respect autonomy and reflect cultural values. This study examined cons...

Yüzyıl ortası Türkiye’sinde kentsel dönüşümün edebi anlatıları: Romanlarda bir hafıza mekânı olarak gecekondu

Bu makale, 1950’ler ve 1960’larda Türkiye’de hızlanan iç göçün yol açtığı mekânsal ve toplumsal dönüşümleri, dönemin gecekondu temsillerine odaklanan edebiyat üzerinden inceler. Çalışma, edebi anlatıların kırsal kökenli nüfusun kentsel deneyimlerini ve gecekondulara ilişkin mekân...

Görsel Düşünmede Metin ve Yapay Zeka: İç Mekan Elemanlarının Temsili Üzerine Bir Atölye Çalışması

Bu çalışma, yapay zekâ teknolojilerinin tasarım eğitiminde yaratıcı ve eleştirel düşünmeyi nasıl etkilediğini araştırmayı amaçlar. Bu amaçla öğrencilerin metinden görsele üretim süreçlerini incelerken, iç mekân öğeleri üzerine kavramsal düşünce ve görsel temsiller geliştireceği b...

Küresel Risk Algısı ve Piyasa Oynaklığı: Gelişmiş ve Gelişmekte Olan Ülkeler İçin Panel Veri Analizi

Bu çalışma, CBOE Volatilite Endeksi'nin (VIX) hisse senedi piyasası oynaklığı üzerindeki etkisini gelişmiş ve gelişmekte olan ülkeler bazında incelemeyi amaçlamaktadır. Bu doğrultuda IMF ülke sınıflandırması esas alınarak belirlenen 15 gelişmiş ve 9 gelişmekte olan ülkeye ait 201...

Emotional Labour experiences of oncology nurses: The invisible Side of care

Background Oncology nurses exert significant emotional effort to manage patients’ physical treatment processes and meet their psychosocial support needs. The emotional labour behaviours exhibited by nurses can directly influence the quality of patient care and professional satisf...

Entrepreneurial public support mechanisms: developing a neo-institutional comprehensive evaluation scale

Entrepreneurial success is often evaluated based on financial metrics such as revenue growth, profitability, and market expansion. However, these indicators fail to capture the institutional and procedural dimensions of public support mechanisms that significantly shape entrepren...

Associations of Self‐Reported Bruxism With Clinical Parameters, Perceived Stress, and Temporomandibular Disorders in Dental Students

ABSTRACT Background Bruxism has been assessed using heterogeneous methods across studies. The Bruxism Screener provides a standardized approach, but clinical studies using this tool remain limited. Moreover, factors influencing self‐reported bruxism in individuals with clinical b...

AI-mediated informal digital learning of English in Kazakhstan and Uzbekistan: The roles of L2 motivational selves and learner resilience

The rapid development of generative artificial intelligence (AI) has reshaped informal digital learning, yet most research has focused on well-resourced contexts and often treats AI-mediated learning as a standalone phenomenon. This leaves a limited understanding of how learners...

A Compact Unified Model for Moderate-to-Severe Carotid Artery Stenosis Using Image Segmentation: A Multicenter Study.

BACKGROUND: This study aimed to evaluate the diagnostic performance of a new artificial intelligence model, the compact unified model (CU-Model), for moderate-to-severe carotid artery stenosis using digital subtraction angiography (DSA) images compared to clinical reference stand...

Temporomandibular Bozuklukları Olan Hastalarda Stabilizasyon Splinti Tedavisinin Klinik Etkinliği: Retrospektif Gözlemsel Bir Çalışma

ÖZET Amaç: Bu çalışmanın amacı, temporomandibular rahatsızlık (TMR) ilişkili semptomlar nedeniyle stabilizasyon splinti uygulanan hastaların tedavi öncesi ve sonrası klinik parametrelerini değerlendirmektir.Gereç ve Yöntem: Bu retrospektif klinik çalışmaya, Başkent Üniversitesi A...

Comparison of irrigation solutions and activation methods for calcium hydroxide removal in a patient-derived three-dimensional printed internal root resorption model: an in vitro study

Complete removal of calcium hydroxide from internal root resorption cavities remains challenging because of their complex and irregular morphology. This study compared the effectiveness of different irrigation solutions and activation methods for calcium hydroxide removal using a...

Percutaneous placement of customized plastic biliary stents with internal–external drainage in liver transplant recipients with Roux-en-Y hepaticojejunostomy: A retrospective study of a novel approach for managing benign biliary strictures

To evaluate the feasibility, safety, and clinical efficacy of a novel percutaneous technique for treating benign biliary strictures in liver transplant (LT) recipients with Roux-en-Y hepaticojejunostomy, utilizing a handmade plastic biliary stent (PBS) in combination with an inte...

Anti-inflammatory and antioxidant effects of dexmedetomidine infusion in rats with mesenteric ischemia-reperfusion injury

Our study aimed to investigate the anti-inflammatory and antioxidant effects of intraperitoneal Dexmedetomidine (DEX) infusion at different doses in rats with mesenteric ischemia-reperfusion (I/R) injury. Forty rats were randomly divided into five groups ( n = 8). I/R was not ind...

Prognostic Value of MRI‐Derived Apparent Diffusion Coefficient in Intermediate‐Risk Prostate Cancer Treated With Definitive Radiotherapy

ABSTRACT Background Intermediate‐risk prostate cancer (IR‐PCa) is a heterogeneous disease with variable clinical outcomes despite established risk classification. We evaluated whether pretreatment tumor apparent diffusion coefficient (ADC) derived from multiparametric MRI was ass...

Comparison and evaluation of the radiopacity of different posterior composites

The purpose of this research was to test the radiopacity of both bulk-fill and traditional composite resin materials via a digital radiography system. Additionally, it tested how the radiopacity of these restorative materials compared to the radiopacity of natural enamel and dent...

Dental Implants After Head and Neck Radiotherapy: From Chronological Waiting Rules to Implant-Bed-Specific Risk Stratification

Dental implant-supported rehabilitation is a key component of functional survivorship care for patients with head and neck cancer (HNC) treated with radiotherapy (RT). Despite its importance, implant outcomes in this population are frequently interpreted through simplified paradi...

Intranasal dexmedetomidine versus intravenous propofol for the prevention of pediatric emergence delirium following general anesthesia: A randomized controlled trial

Emergence agitation (EA) and emergence delirium (ED) are significant postoperative complications in pediatric anesthesia, requiring effective strategies for prevention and management. This study aimed to evaluate the efficacy of intranasal dexmedetomidine, intravenous propofol, a...

Etiology and Outcomes of Hypernatremia in a Tertiary Pediatric Intensive Care Unit: The Role of Disease Severity

Purpose: Hypernatremia is a common electrolyte disorder in pediatric intensive care units (PICU) and is associated with considerable morbidity and mortality. We aimed to evaluate underlying etiologies, clinical characteristics, and factors associated with outcomes in critically i...

Posttraumatic growth in kidney and liver donors and recipients: a systematic review

Background Posttraumatic growth (PTG) describes positive psychological changes following highly stressful events, including organ transplantation. Kidney and liver transplantation improve survival but pose significant psychosocial challenges for recipients and living donors. Unde...