Web Tension and Velocity Control of Two-Span Roll-to-Roll System for Printed Electronics
Why this work is in the frame
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Bibliographic record
Abstract
Due to the increasing demand of high accuracy in printed electronics industry at a micrometer-level, it is necessary to have a precise control scheme for web velocity and tension in the presence of disturbances. In this paper, a generalized mathematical model of non-linear control system is proposed and a systematic procedure is presented to design a backstepping controller taking the modified backstepping approach. With application of the proposed theory, a precise control algorithm is developed for a nonlinear two-span roll-to-roll web control system based on the backstepping method. The design parameters are chosen optimally by using the modified genetic algorithm. The reliability of the proposed algorithm is validated through simulations in Matlab/Simulink and real experiments
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Full frame distilled prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.001 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.001 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.000 | 0.000 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it