Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 233 for “"tokens"”.
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Promoting Student Learning by Automatically Managing Resubmission Tokens
… a few "late passes", "resubmission passes", or "tokens" to use on assignments throughout the semester. While this approach is more flexible and equitable, it creates a significant amount of manual work for instructors, who have to track every request and update deadlines across multiple websites. …
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Effects of Social Reinforcement Versus Tokens on the Spontaneous Speech of Preschoolers
… II. In Experiment I, the effects of contingent tokens versus contingent adult attention were tested on the number of tacts emitted in three different experimental settings, using an alternating treatment design. In Experiment II, the effects of contingent tokens versus contingent adult attention …
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Los tokens no fungibles y el mercado del arte tradicional: ¿coexistencia o competencia?
Los NFT irrumpieron en el mercado del arte como activos digitales únicos, funcionando como certificados de autenticidad basados en blockchain para imágenes, fotografías, juegos y textos. Su impacto quedó en evidencia con ventas millonarias, como la obra de Beeple subastada en Christie's por $69M. …
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A legal and economic analysis of non-fungible tokens on the art market
… a legal and economic analysis of Non-Fungible Tokens (NFTs) in the art market, exploring the integration of intellectual property rights and the financial implications of these digital assets. It examines the challenges of applying existing copyright laws, such as the right of first sale and …
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Overview of Non-Fungible Tokens: Key Features, Opportunities, Challenges, and Business Use Cases
Non-fungible tokens (NFTs) gradually move into public awareness before exploding into mainstream adoption at the beginning of 2021. Although the cryptocurrency market experienced a downturn in 2022, the total volume of NFT sales continued to grow compared to the previous year. Nevertheless, NFT …
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The impact of retail investor attention on the returns, trading volume and volatility of non-fungible tokens
Non-fungible tokens (NFTs) increased in popularity dramatically in 2021 and the early parts of 2022. Individuals who trade NFTs are typically retail investors who obtain their information from public resources. Literature such as Kristoufek (2013), Nasir et al. (2019) and Li et al. (2021) shows …
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Classification of vocal fold vibration as regular or irregular in normal, voiced speech
… Vector Machines (SVMs) are used to classify the tokens as examples of either regular or irregular phonation. The tokens are extracted from the TIMIT database, and are extracted from 151 different speakers. Both genders are well represented, and the tokens occur in various contexts within the …
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The effects of reputation on collaboration
… an agent was guaranteed to win and received 100 tokens. They then “decided” whether to share the tokens with the participant, imitating an online player's decision. In other rounds, the participant was guaranteed to win and received 100 tokens. They then decided whether to share the tokens with …
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An Evaluation of the Effectiveness of and Preference for Differential Reinforcement and Response Cost within Token Economies
… back-up reinforcers, or opportunities for net tokens) may influence the efficacy of the two procedures. In addition, only two studies have empirically evaluated preference for differential reinforcement and response cost within the context of token economies (e.g., Donaldson et al., 2014; Iwata …
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Preserving Unique References in Java Lists
… application and comparing the number of tokens in the table using our list with the number of tokens in the table using the Java list. We found that the number of tokens in the tracing table using the Java list was much higher than the number of tokens in the table using our list. We …
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Differentials of Graphs.
… following game. You are allowed to buy as many tokens from a bank as you like, at a cost of $1 each. For example, suppose you buy <em>k</em> tokens. You then place the tokens on some subset of <em>k</em> vertices of <em>V</em>. For each vertex of <em>G</em> which has no token on it, but is …
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Character language models for generalization of multilingual named entity recognition
… inherent differences between name and non-name tokens in text, nor whether this property holds across multiple languages. The key contribution of this thesis is to develop a Character-level Language Model (CLM) that, as we show, allow us to better learn \what is a name"". We analyze the …
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Flexible environments in dynamic lexical analysis systems
… the user to define and/or redefine command tokens, define and/or delete synonym and noiseword tokens, and to establish a terminal environment. The terminal environment includes the ability to specify automatic comment blocking, token look-ahead, and to control the source of data input …
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Tangible interfaces for manipulating aggregates of digital information
… aggregates through systems of physical tokens and constraints. In these interfaces, physical tokens act as containers and parameters for referencing digital information elements and aggregates. Physical constraints are then used to map structured compositions of tokens onto a variety of …
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A game-theoretic model for repeated helicopter allocation between two squads
… as follows. Each squad keeps a token bank, with tokens deposited at a certain frequency. A squad must spend either 1 or 2 tokens to request the helicopter, while the commander assigns the helicopter to the squad who spends more tokens, or breaks a tie at random. The two selfish squads become …
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Improving the security services of the message handling systems in X.400.
… in MHS. This thesis develops three new message-tokens for solving the problem. Correctness of the new message-tokens is proved by means of the authentication logic, a formal analysis technique for checking if authentication protocols are able to achieve their goals. Through the study, some …
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Secure protocols for contactless credit cards and electronic wallets
… This protocol makes use of single-use "charge tokens" verifiable by the bank, while minimizing computation that needs to occur on the card. Second, we identify two attacks which may be carried out by malicious retailers: Over-charge attacks and Transparent Bridge attacks. Both attacks are …
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Correlations Between Vowel Lengths and Emotion in Narratives
… and how emotion is displayed in speech.</p> <p>Tokens chosen for analysis are /ɑ/, /ɑɪ/, and /ə/. Three of each token in first syllable position is collected for analysis from both emotional and non-emotional speech. Analysis of tokens then takes place by (mean) averaging each token's length for …
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Token economy used to increase performance in solving algebra problems for high school students
… for two high school boys. The program included tokens that could be redeemed for candy or extra credit points to encourage the students to try harder to check over their answers on homework quizzes before handing them in to be graded. Permanent product was used to record the scores of the …
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Language Modeling from Visually Grounded Speech
… This study highlights that simplistic acoustic tokens and limited training data degrade re-synthesis and translation quality, underscoring two crucial missing ingredients: richer semantic tokens and large-scale training. Guided by these insights, we present Audio-Visual Gemma (AV-Gemma), a …
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