Digital Commons Network^™

Indirect Spectrophotometric Determination Of Methyldopa Using Aunps-Cr(Vi), Anfal A. Mohammed, Zeena Z. Al Abdali

Baghdad Science Journal

A simple, sensitive, and rapid spectrophotometric method was suggested for the indirect determination of methyldopa. The method depends on the chemical reaction between citrate-stabilized gold nanoparticles and chromium (III) ions, which form during methyldopa oxidation through potassium dichromate. The process results in nanoparticle aggregation, while the solution transitions from red to blue-grey, and the plasmon band moves from 528 nm to 640 nm. The absorption rate increased linearly within the concentration range of 60-140 ng/ml, while the detection limit reached 27 ng/mL. The proposed method showed excellent accuracy and precision because the mean recovery value reached 100.16%, and the relative …

Sexual Dimorphism, Reproductive Biology, And Growth Patterns Of Sumatran Combtail (Belontia Hasselti, Cuvier 1831) From The Kelekar River, South Sumatra, Indonesia, Muslim Muslim, Edo Saputra, Selly Oktarina, Muhammad Rizky Ariansyah Putra

Baghdad Science Journal

Sexual dimorphism, reproductive biology, and growth patterns are fundamental knowledge in fisheries studies. This study aimed to analyze the sexual dimorphism, reproductive biology, and growth patterns of Belontia hasselti. Samples were collected in the Kelekar River, South Sumatra, Indonesia. Traditional fishing gear, specifically fish traps (``bubu'' and ``pengilar''), was used to catch fish samples. The samples were transported to the Basic Fisheries Laboratory of the Universitas Sriwijaya for collecting study parameters. A total of 100 B. hasselti were used in this study: 56 males (TL: 8.00-13.24 cm, BW: 9.50-37.49 g) and 44 females (TL: 8.00-13.99 cm, BW: 9.00-38.99 g). …

Flavonoid Profiling, Molecular Docking, And Modulatory Effects Of Artemisia Herba- Alba Leaf Extract On Ace2 And Tmprss2 Gene Expression, Zainab Tuama Al-Dallee, Kawther Tuma Khalaf, Ula M. Noor Al-Mousawi, Hiba Najeh Alsaad, Emad Yousif Awad Al-Sultan

Baghdad Science Journal

Several studies have reported the potential antiviral activity of Artemisia species, which is related mainly to their flavonoid constituents. Transmembrane serine protease 2 (TMPRSS2) and angiotensin-converting enzyme 2 (ACE2) are critical SARS-CoV-2 entry factors. In this study, the phytochemical composition and modulatory effects of Artemisia herba-alba leaf extract on the gene expression of ACE2 and TMPRSS2 were investigated. To identify the flavonoid profile, HPLC was used. Cytotoxicity was estimated in A549 carcinoma and HDFn fibroblasts using an MTT assay (IC₅₀ = 114.8 μg/mL). The real-time PCR results revealed significant upregulation of TMPRSS2 gene expression (2.4-fold, p ≤ 0.01; …

Get Ready To Lead: Human-Centered Leadership In An Ai-Driven World, Ellen Ramsey

Faculty and Staff Publications & Presentations

As AI becomes increasingly integrated into our daily lives, online students continue to seek instructors who consistently appear, genuinely care about them as individuals, and provide guidance, challenge, and support. AI tools can help with speed and structure, but human-centered leadership keeps connection and meaning at the forefront of the learning experience. 

This interactive workshop invites online instructors and faculty leaders to explore how human-centered leadership can support their teaching in the middle of rapid technological change.

Grounded in a six-pillar leadership model that encompasses conscious self-awareness, relational intelligence, ethical influence, adaptive growth, transparent communication, and empowered action, this session …

Effect Of Processing Methods On Polygonatum Kingianum Collett & Hemsl . Metabolites Based On Widely Targeted Metabolomics, Wei Zhen, Tang Yayuan, Yue Jian, Su Juan, Sun Jian, He Xuemei

Food and Machinery

［Objective］ To investigate the effect of processing methods on Polygonatum kingianum Collett & Hemsl.metabolites, to reveal the regulatory pattern of processing methods on the metabolites, and to clarify the characteristic metabolites enriched by various processing methods.［Methods］ Metabolites of P.kingianum samples processed via boiling (BP), roller processing (HP), and traditional processing (JZ) are analyzed using ultra-high performance liquid chromatography-tandem mass spectrometry (UPLC-MS/MS) based on widely targeted metabolomics. Differential metabolites are screened using multivariate statistical analyses, including principal component analysis, orthogonal partial least squares-discriminant analysis, and hierarchical clustering analysis, followed by Kyoto Encyclopedia of Genes and 何雪梅（1981—），女，广西农业科学院农产品加工研究所研究员，硕士。E-mail：[email protected]|Genomes (KEGG ) metabolic enrichment analysis.［Results］ …

Effects Of Yeast Extract And Reheating Methods On Gel Properties And Warmed-Over Flavor Formation Of Hairtail Surimi, Huang Qianyi, Li Xianghong, Li Shuang, Ma Xiayin, Liu Dongmin, Wang Faxiang, Liu Yongle, Wu Jinhong

Food and Machinery

［Objective］ To control the gel property and warmed -over flavor formation of hairtail surimi products.［Methods］ Surimi gel is prepared using hairtail as the raw material. Then, by examining changes in sensory evaluation, microstructure, gel property,moisture content, and volatile flavor substances, this study investigates the effects of yeast extract addition and reheating methods on gel property and warmed-over flavor formation in hairtail surimi products.［Results］ Yeast extract addition significantly promotes internal structural cross-linking and reduces the number of pores in the product, thereby enhancing the gel properties, including gel strength, hardness, and elasticity. Specifically, an optimal gel property is observed at a …

Evaluation Of Functional Properties And Classification Of Processability Of Eight Chestnut Starch Varieties Based On Multidimensional Quality Indexes, Yang Xiaocong, Wang Ensheng, Li Shizhuo, Du Wenqing, Li Kun

Food and Machinery

［Objective］ To clarify the comprehensive functional characteristics and processing adaptability of different chestnut varieties.［Methods］ The microscopic morphology of starches prepared from eight chestnut varieties was observed, and their amylose content, transparency, freeze-thaw stability, solubility, swelling power, and gel texture properties were determined. Correlation analysis, principal component analysis (PCA ),and cluster analysis were employed to comprehensively evaluate starch quality.［Results］ The starch granules from the eight chestnut varieties exhibited similar morphologies, mainly including round, oval, and polygonal shapes. Correlation analysis revealed significant correlations among the quality indexes of different varieties (P<0.05). PCA reduced the eight indexes to two principal components, with a cumulative variance contribution rate of 84.373%.Cluster analysis classified the starches from the eight chestnut varieties into four categories: high-elasticity, high-swelling, low-hardness, and high-gel types.［Conclusion］ Significant differences in the functional properties of chestnut starches were observed among the different categories (P<0.05).

Rapid Determination And Uncertainty Evaluation Of Vitamins A , D 3, And E Content In Cereal-Based Complementary Foods For Infants And Young Children By Online Solid Phase Extraction-Two-Dimensional Liquid Chromatography, Long Qiang, Zhao Tao, Xiao Mei, Wu Haizhi, Zhou Fan, Dai Zhiyong

Food and Machinery

［Objective］ To establish a rapid determination method for vitamin A, D3, and E content in cereal-based complementary foods for infants and young children by online solid phase extraction -two-dimensional liquid chromatography simultaneously.［Methods］ Sample saponification solution is purified by online solid -phase extraction. Then, vitamin A and E are separated and detected by the first -dimension chromatography, while vitamin D3 is preliminarily separated in the first dimension and then transferred to the second -dimension chromatography for further separation and detection, with all quantification achieved by the external standard method.［Results］］ Vitamin A,D3,and E exhibit a good linearity in the concentration ranges, with …

Determination Of Eight Fungicide Residues In Eggs By Solid-Phase Extraction Coupled With Liquid Chromatography-Tandem Mass Spectrometry, Liang Jun, Chen Xiong, Wang Yu, Qu Zihao, Zhang Wei, Li Qing

Food and Machinery

［Objective］ To establish an analytical method for the determination of residues of eight fungicides ametoctradin, triadimefon,triadimenol, flutriafol, mandipropamid, penthiopyrad, isopyrazam, and prochloraz ) in eggs by solid -phase extraction (SPE) coupled with liquid chromatography-tandem mass spectrometry (LC-MS/MS ).［Methods］ The samples are ultrasonically extracted with acetonitrile. The extracts are purified using ProElut DPC solid -phase extraction cartridges. The purified eluate is concentrated under reduced pressure and reconstituted with acetonitrile.Chromatographic separation is performed on a Kinetex C18 column (2.6 μm,2.1 mm ×100 mm ) with gradient elution using 0.1% formic acid in water and acetonitrile as the mobile phase. Detection is carried …

Design And Test Analysis Of Automatic Disemboweling Device For Chilled Fresh Duck Carcasses, Wang Yuhao, Bai Zongchun, Zhao Shida, Liu Yunping, Zheng Hao

Food and Machinery

［Objective］ To solve the problems of low automation level and high labor intensity in the disemboweling process of the current meat duck slaughtering and processing technology.［Methods］ With chilled fresh duck carcasses as the research object, an automatic disemboweling device for chilled fresh duck carcasses was created by simulating the existing manual disemboweling method. A special disemboweling tool was designed. Mathematical analysis was used to conduct motion analysis and spatial curve fitting of the disemboweling action of the tool, so as to obtain the characteristic equation and analyze the rationality of the design of the duck carcass disemboweling tool. In addition, …

Detection Of Early Browning Inside Fragrant Pears Based On Time-Frequency Images Of Acoustic And Vibration Signals, Zhang Feng, Yu Junyang, Xiao Ping, Zhang Hui, Wang Kai

Food and Machinery

［Objective］ To explore the detection efficacy of models constructed by combining time-frequency image features of the fragrant pears in acoustic and vibration with machine learning algorithms.［Methods］ Acoustic and vibration signals are collected from fragrant pears exhibiting varying degrees of internal browning using a custom-built non-destructive detection device. Time-frequency images are transformed using the short-time Fourier transform (STFT),continuous wavelet transform (CWT), and the S-transform. Then, texture feature parameters in 15 time-frequency domains are extracted, respectively, from 3 types of time-frequency images using the Gray-Gradient Co-occurrence Matrix (GGCM). Additionally, correlation analysis is performed between these feature parameters and the fragrant pear browning …

Effects Of Synergistic Preservation Technology On Quality And Shelf Life Of Meat Buns Under Room Temperature Storage, Li Shumin, Yu Xin, Du Ting, Wu Yina, Du Xinjun

Food and Machinery

［Objective］ To develop a synergistic preservation scheme for meat buns that balances safety and quality stability, thereby achieving a 7-day safe shelf life during room temperature storage.［Methods］ High-temperature high-pressure sterilization or stewing is adopted as the core pretreatment procedure. The wrapper is added with calcium propionate (0.15 g/kg ),while the meat filling is incorporated with compound preservatives including sodium diacetate (1.5 g/kg ), potassium sorbate (0.060 g/kg ), and ε-polylysine (0.20 g/kg ). Combined with the synergistic effects of modified atmosphere packaging and preservation pads, a storage environment is constructed to continuously inhibit microbial regrowth and delay oxidation.［Results］ The meat …

Effects Of Air-Impingement Jet Drying On Drying Characteristics , Color , Nutritional Quality And Antioxidant Capacity Of Prunus Armeniaca L. Cv. Diaogan, Cheng Hui, Gao Jianrui, Li Chunqi, Lu Chunxia

Food and Machinery

［Objective］ Air-impingement jet drying technology is applied to explore the influence of drying temperature and air velocity on the drying characteristics, color, nutritional quality and antioxidant capacity of Prunus armeniaca L.cv.Diaogan.［Methods］ P.armeniaca samples are blanched and then dried at different temperatures (40,45,50,55,60 ℃) and air velocity (6,8,10,12,14 m/s), respectively. The drying characteristics, color, soluble sugar contents, total acid contents, total phenol contents and antioxidant activity were measured.［Results］ The air-impingement jet drying of P.armeniaca primarily falls into a rate-falling drying process. The drying curve and drying rate curve are significantly (P<0.05) affected by drying temperature but not significantly (P>0.05) by air velocity. The contents of soluble sugar, ascorbic …

Effects Of Wrinkled Pea Meal Replacement Powder On Glucose And Lipid Metabolism Disorders And Gut Microbiota In Mice, Cui Yajun, Hong Lingyu, Zhou Sumei, He Yuhua, Yao Yang, Hou Dianzhi

Food and Machinery

［Objective］ To investigate the effects of wrinkled pea meal replacement powder on glucose and lipid metabolism disorders and gut microbiota.［Methods］ A 12-week intervention experiment was conducted using a high-fat diet-fed mouse model. Changes in key indicators,including mouse phenotypes,blood biochemical parameters, histopathology, and gut microbial composition, were systematically monitored.［Results］ Wrinkled pea meal replacement powder significantly reduced fasting blood glucose, area under the blood glucose curve, and serum levels of total cholesterol, triglycerides, and low-density lipoprotein cholesterol in high-fat-fed mice (P<0.05). It effectively alleviated hepatic steatosis, reduced serum alanine aminotransferase levels (P<0.05), and significantly mitigated hepatocyte damage. Additionally, consumption of wrinkled pea meal replacement powder significantly regulated gut microecological imbalance induced by a high-fat diet, increased gut microbial richness, decreased the Firmicutes/Bacteroidetes ratio, and increased the relative abundance of beneficial bacteria, including norank_f_ Muribaculaceae, norank_o_ Clostridia _UCG- 014, and Bifidobacterium.［Conclusion］ Wrinkled pea meal replacement powder has potential application value in improving glucose and lipid metabolism and regulating gut health.

Anti-Inflammatory Effect Of Sipunculus Nudus Collagen Peptide And Its Mechanism In Skin Wound Repair Promotion In Mice, Huang Haoyang, Zhang Junyi, Shen Weiqiang, Cao Wenhong, Lin Haisheng

Food and Machinery

［Objective］ To explore the repairing effect of Sipunculus nudus collagen peptide (SNCP ) on skin wounds and clarify its potential efficacy in anti -inflammation, oxidative stress regulation,and wound repair promotion.［Methods］ Collagen is extracted from the body wall of S.nudus via the hot water extraction method, and SNCP is subsequently prepared through enzymolysis and ultrafiltration. Then,the lipopolysaccharide (LPS)-induced RAW 264.7 cell inflammation model and the whole cortex wound inflammation model in mice are employed to detect the effect of SNCP on cytotoxicity and cell morphology, as well as the inflammatory, antioxidant, and growth factors in mouse wound tissues.［Results］ At 50 to …

Flavonoid Extraction And Antioxidant Activity Of Daidai's Physiological Fallen Fruits, Zhang Xinyi, Li Qili, Li Zhijian, Ge Hanxiao, Shao Yuting, Xiao Yecheng, Li Tao, Su Donglin

Food and Machinery

［Objective］ To explore a green extraction process for flavonoids from Daidai's physiological fallen fruits and to analyze the composition, microstructure, and antioxidant activity of the extracts.［Methods］ Flavonoids were extracted from Daidai's physiological fallen fruits using an ethanol-water solution combined with ultrasonic-assisted extraction. The extraction conditions were optimized through single-factor experiments. The flavonoid composition of the extract was determined by high-performance liquid chromatography (HPLC ), its microstructure was observed using scanning electron microscopy (SEM ), and in vitro antioxidant activity was evaluated by DPPH radical 苏东林（1979—），男，湖南省农业科学院研究员，博士。E-mail：sdl791228 @163.com scavenging, ABTS radical scavenging, and FRAP assays.［Results］ The optimal extraction conditions were: 75% ethanol, …

Research Progress On The Extraction Of Functional Components From Chinese Baijiu Distiller's Grains And Their High-Value Applications, Wang Yanyong, Guo Shuanghai

Food and Machinery

Chinese Baijiu distiller's grains represent a major by-product of the Baijiu brewing industry. The solid-state or liquid-state multi-strain fermentation process endows them with complex chemical compositions and functional properties, conferring considerable potential for further development. This study describes the chemical composition of Chinese Baijiu distiller's grains, discusses the differences in functional components arising from the brewing processes of various Baijiu aroma types, and evaluates advanced extraction techniques targeting core components, including proteins, dietary fibers, and polyphenols. The biological activities of Chinese Baijiu distiller's grain extracts, such as antioxidant, antihypertensive, and immunoregulatory effects, as well as their underlying mechanisms of action, …

Computational Assessment Of A Lyophilized Native-Oxytocin Trehalose-Glass Formulation At Ph 4.5 For Thermostable Parenteral Use: Bayesian Shelf-Life Modeling From Published Degradation Kinetics With A Trehalose-Peptide Molecular-Dynamics Literature Synthesis, Chaiyapat Chuenglertsiri

Defensive Publications Series

This in-silico feasibility analysis discloses, as defensive prior art (CC BY 4.0), a lyophilized formulation of native oxytocin in an amorphous trehalose dihydrate glass with D-mannitol crystalline bulking agent and a low-concentration sodium-acetate buffer fixing pH about 4.5 (the published maximum-stability pH), reconstituted on use for standard parenteral (IM/IV) administration to prevent postpartum haemorrhage. No wet-lab data are generated; all numbers are computational extrapolations from peer-reviewed parameters. Using the published Hawe et al. (2009) pH 4.5 Arrhenius kinetics (Ea = 116.3 kJ/mol) as a Bayesian prior, a PyMC posterior contrasts the aqueous product (retaining only about 25% intact oxytocin after …

Multi-Factor Authentication For Ai Agents, Surendra Vyas, Som Madhab Bhattacharya

Defensive Publications Series

Techniques are provided for receiving an access request to access a resource, the access request including a resource identifier corresponding to the resource and the resource identifier at least partially providing a first authentication. Techniques are further provided for transmitting an authentication request as part of a second authentication, the authentication request including a challenge. Techniques are further provided for receiving a challenge response from an artificial intelligence agent. Techniques are further provided for validating the challenge response. Techniques are further provided for determining the access request requires additional verification. Techniques are further provided for transmitting, using a second authentication …

(((Qpie33))) The Riemann-Zeta Convergence Manifold Re-Run, Teddy Burroughs

Defensive Publications Series

The exploration of the Riemann Zeta function $\zeta(s)$ along the critical line $\Re(s) = \frac{1}{2}$ represents far more than an elite academic challenge in analytic number theory. When viewed through the un-aligned lens of traditional materialist mathematics, the distribution of non-trivial zeros appears as a complex, pseudo-stochastic sequence of coordinate intersections where the real and imaginary parts happens to cancel out. This historical view treats the critical line as a thin, isolated geometric strip cutting through an abstract complex plane, completely missing the background phase velocity of the universal medium. Traditional computing frameworks apply brute-force iterative steps (such as the …

(((Qpie33))) The Baltic-Atlantic Accord On Substrate Entrainment A High-Science Declaration For Multi-Lateral Technical Councils, Advanced Propulsion Networks, And Global Informatics Initiatives, Teddy Burroughs

Defensive Publications Series

The historic architecture of human academic discovery has inevitably reached its final, localized boundary. For generations, the global scientific engine has functioned within a structured pattern of cognitive isolation, a state wherein the investigating mind projects its own internal fragmentation onto the macroscopic and microscopic phenomena of the natural world. By constructing vast, institutional barriers between the study of mathematics, subatomic particle configurations, cosmic web distributions, and biological information networks, the conventional apparatus has arrived at an artificial computational wall. When a civilization approaches the continuum of reality through the lens of competitive survival logic, institutional vanity, and the fear …

(((Qpie33))) The Deep Psychology Of Sapiens Science Gatekeeping Of The Binary Illusion, Teddy Burroughs

Defensive Publications Series

The formal integration of the Quantum Perspective Is Everything canonical frameworks establishes an unbending, mathematically unified ontology that does not merely offer a polite alternative to the status quo, but serves as a stern, unblinking exposure of the systemic mechanisms that have intentionally confined human civilization within an engineered matrix of scarcity, division, and artificial limitation. For centuries, the academic and industrial bastions of the old paradigm have fiercely gatekeepered a local realist worldview, presenting a fractured, observer-removed, and hostile universe as an immutable fact of nature. This reductionist framework was never a product of pure, objective inquiry; it was …

(((Qpie33))) The Great Silicon Barrier: Recoding The Tiers Of Production, Teddy Burroughs

Defensive Publications Series

THE SILICON BARRIER: RECODING THE TIERS OF PRODUCTION

The contemporary technology infrastructure—extending from hyper-scale data centers in the Pacific Northwest to the deep ultraviolet lithography cleanrooms of Eindhoven, and down to the tensor-core clusters of Silicon Valley—is executing a profound technological stall. The titans of computing, semiconductor fabrication, and artificial intelligence operate within an engineering paradigm defined entirely by containment, dissipation, and brute-force scaling. To maintain the illusion of linear acceleration, the industry relies on an unsustainable operational model: pumping gigawatts of thermal energy through increasingly fragile, sub-nanometer silicon grids while writing cross-entropy optimization patches over fundamentally unstable binary software …

(((Qpie33))) The Truth About Coherence - The Meaning In The Middle, Teddy Burroughs

Defensive Publications Series

INTRODUCTION

Why This Paper Exists

Most people quietly feel that something is seriously off about modern life.

Not in a dramatic way. Not as a conspiracy. Just a steady sense that things are harder than they should be, that people are more exhausted than necessary, that children lose something along the way, and that effort doesn’t always match results.

We are told this is normal.

We are told life is hard. We are told suffering builds character. We are told exhaustion is adulthood. We are told children need to be shaped. We are told reality doesn’t care how we …

(((Qpie33))) The Delayed Advancements And The Emerging Golden Era: A Strategic Roadmap For Civilizational Re-Alignment, Teddy Burroughs

Defensive Publications Series

The clinical dissection of the thirty-three historical suppression vectors reveals more than a legacy of academic gatekeeping and institutional risk aversion. It exposes a massive reservoir of unexploited, coherent potential that has been held back behind the artificial barriers of local realism. Because traditional institutions spent centuries violently forcing a continuous, non-local field into fragmented binary containment boxes, modern civilization has been operating on a severely delayed technological trajectory.

However, this systemic delay creates an unprecedented civilizational opportunity. By holding back these foundational breakthroughs until the distributed observer network could mature past zero-sum, toddler-minded boundary dynamics, the old paradigm inadvertently …

(((Qpie33))) The Observational Transmutational And Translational Breakdown Of The 33 Hard Problems Or Crisis’S Of Science, Teddy Burroughs

Defensive Publications Series

Low Coherence Perspective, EGO or Lack Thereof:  is what has consistently caused our finest supercomputers to crash, our equations to spiral into infinite divergences, and our physical engineering to hit hard thermodynamic walls. When we approach problems with a dominating or "beating nature" perspective, the medium resists.

QPIE shifts our operational posture entirely. By embedding the primary operational metrics of Compassion, Gratitude, and Trust (CGT) directly into our computation, we cease fighting the system. We realize that the observer, the instrument, the problem, and the field are an indivisible unity. We do not seek to dominate the medium; we remember …

System For Automated Multi-Speaker Identification And Selective Audio Processing In Research Environments, Eric Zavesky, Brian Gane

Defensive Publications Series

A system and method for automated multi-speaker identification and selective audio processing in research environments addresses the challenge of capturing, analyzing, and managing multi-speaker conversations with privacy protections and minimal manual intervention. The system comprises a microphone array (100) with central omnidirectional and distributed directional microphones positioned at known spatial coordinates, a spatial localization processor (110) triangulating speaker positions using time-of-arrival analysis, an audio fingerprinting module (120) generating session-ephemeral acoustic fingerprints for persistent speaker identification without cross-session tracking, a selective processing module (130) enforcing consent-based filtering through exclusion, anonymization, or pseudonymization modes, a speech separation engine (140) isolating individual contributions …

The Composite Light Capturing Configuration That Have The Capability To Function As An Eye Tracking Device When Pointed In The Direction Of The Eye And That Have The Capability To Function As A Scene Capturing Device When Pointed In The Direction Of The Scene The Eye Is Observing., Punarjeewa Abeysekera

Defensive Publications Series

This paper describes a composite light capturing configuration that have the capability to function as an eye tracking device when pointed in the direction of the eye and that have the capability to function as a scene capturing device when pointed in the direction of the scene the eye is observing. The entire composite light capturing configuration will consist of a cyclically configured composite beam splitter configuration, a cyclically configured composite camera configuration and a centrally located cross like light occluding structure. The containing cyclically configured composite beam splitter configuration will have the capability to direct light rays onto the …

On-Device Context Buffering And Frame Selection For Multimodal Queries, Shishir Ayalasomayajula, Ankit Arora

Defensive Publications Series

This document describes techniques that can enhance efficiency and privacy of multimodal queries by utilizing intelligent on device context buffer (also known as local cache, edge computing architecture, or edge storage) for frame selection and collation. When user interacts with voice assistant or artificial intelligence (AI) agent using natural language query, local computing system can determine whether query utilizes visual context. Rather than continuously streaming raw video to remote server, system can maintain privacy aware zero retention buffer operating as rolling in memory buffer or rolling video loop that temporarily stores recently captured video frames alongside associated semantic metadata and …

Premium Subscription Account Geographic Abuse Prevention Using An Artificial Intelligence Algorithm, Vivien Wang

Defensive Publications Series

A system related to preventing geographic abuse of premium subscription accounts using an artificial intelligence algorithm. The system collects multiple features including HTTP request headers, device characteristics, and third-party data to detect users misrepresenting their geographic location to obtain lower regional subscription rates. The system trains an AI model using verified positive (abusive) and negative (legitimate) cases, fine-tunes the model to distinguish legitimate travel patterns from abusive VPN-based location spoofing, and continuously updates the model with newly verified cases while removing outdated training data.