ITE Transactions on Media Technology and Applications
Online ISSN : 2186-7364
ISSN-L : 2186-7364
最新号
選択された号の論文の2件中1~2を表示しています
Regular Section
  • Carlos Paz de Araujo, Masamichi Azuma
    2026 年14 巻2 号 p. 127-134
    発行日: 2026年
    公開日: 2026/04/01
    ジャーナル フリー

    This paper introduces a design framework in which time is treated as an internal ordering structure, represented by a discrete progression index τ that governs the order of state generation. Building on this viewpoint, we present τ-QC (time-ordered computation), an engineering architecture that organizes computation as τ-ordered state generation and consistency checking. Here, “quantum” is used only as structural inspiration (“quantum-morphed” formalism), not as a claim about physical qubits, entanglement, or quantum computing hardware. The framework supports deterministic, low-power, continuous information processing by reallocating computation from stochastic sampling and heavy numerical pipelines to structured planning and verification. We illustrate the engineering implications through two case studies: (i) τ-based generative video, which shifts from diffusion-first refinement to symbolic-first generation with bounded diffusion only where needed, enabling smoother scaling with temporal length; and (ii) Rosie SG, a wearable inference profile that applies τ-ordered state verification to continuous physiological signals for early risk prediction under strict constraints on power, latency, and privacy. Overall, this work provides a unified architectural perspective centered on τ for rethinking time-structured computation across media generation, healthcare, and edge intelligence.

  • Takeshi Koike, Kazuaki Nakamura
    2026 年14 巻2 号 p. 135-148
    発行日: 2026年
    公開日: 2026/04/01
    ジャーナル フリー

    Handwriting imitation, a task of generating text images that imitate a target writer's handwriting style, has been widely studied. However, existing methods require a massive amount of real handwriting samples to train a handwriting imitation model, which are impractical to collect. This paper proposes a novel approach that eliminates the need for real handwritten texts as training samples. Instead, we train a handwriting imitation model on digital font text images (DFTI), which are much easier to obtain. To address the limited stylistic variation of DFTI, we introduce a novel Elastic Transform-based data augmentation technique that ensures style consistency across all characters in a single text image. Furthermore, to strengthen the imitation performance, we apply test-time fine-tuning to the trained model, utilizing a target writer's style reference images. Experiments on ten writers selected from the IAM-OnDB dataset demonstrate that our method achieves competitive or superior imitation quality compared to a baseline model trained on a large set of real handwriting samples.

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