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Waves and Pixels Are the Same Thing

A plain-language version of “From Peaks to Pixels”

3 min readNo jargon, no mathematicsPhysics

The short version

A computer study found that counting peaks in a wave gives the same information as turning a wave into digital data. The two methods match closely. This suggests that nature being "lumpy" and nature being "smooth" are just two ways of looking at one thing.

Why this matters

People have long argued about whether the world is smooth and continuous or made of tiny separate bits. A wave in water looks smooth, yet we can count its peaks. A digital photo looks smooth, yet it is made of tiny square pixels. This paper asks: are these two kinds of "lumpiness" the same thing?

The author thinks they are. Counting peaks in a wave is like taking a digital picture of that wave. Both throw away some detail. Both keep the important information. Both depend on how finely you look.

What the study did

The team made fake waves on a computer. They used about fifty different random waves. Each wave was built from several smooth back-and-forth motions mixed with random noise.

They measured each wave in two ways. First, they counted the peaks and troughs. This stands for how a physical observer might see a wave as separate events. Second, they took regular digital samples. This stands for how a machine records a wave. The two methods look very different. One picks out special points. The other uses a fixed grid.

They then asked: do these two methods hold the same amount of information? They used a standard measure of information surprise. This measure tells how much newness or unpredictability sits in a set of numbers. They compared the information surprise from the peaks against the information surprise from the regular samples.

What was found

The two methods matched well. The information surprise from peak counting tracked closely with the information surprise from digital sampling. The gap between them was tiny. The link was strong enough to suggest the two methods are truly the same kind of process in disguise.

This means that a physical observer counting wave peaks acts like a digital recorder taking samples. The "lumps" we see in nature may come from how we look, not from nature itself being fundamentally lumpy.

What this does not show

The study only used fake waves on a computer. It did not use real quantum particles. It did not capture the strange linked behavior seen in quantum systems, where far-apart particles affect each other instantly. The waves were simple one-dimensional lines, not the full three-dimensional fields of real physics.

The study does not prove that quantum mechanics works exactly like digital recording. It only shows that a simple classical wave model behaves this way. The author admits this openly. The work maps structural rules, not the full reality of quantum systems.

The study also does not settle whether the world "really is" smooth or lumpy at bottom. It says both views work at different scales. It leaves open what happens at the very smallest scale of space and time.

The bigger picture

The author proposes a "Why Not Both?" view. At very fine scale, reality may look pixelated because information is packed tightly. At larger scale, the same reality looks smooth because the pixels blur together. This is like a digital photo: up close you see dots, far away you see a face. Both views are correct for their scale.

The observer matters too. Choosing how to measure sets the "resolution" of what you see. The world does not force one view upon us. Our way of asking questions helps shape whether we see lumps or smooth flow.

Words used here

isomorphism
two different things having the same underlying structure, like a melody played on piano and the same melody played on flute
quantization
the process of making something continuous into separate countable pieces, like rounding a smooth volume dial to whole numbers
Shannon entropy
a measure of how surprising or unpredictable a set of outcomes is, like guessing how mixed up a shuffled deck of cards might be
aliasing
the distortion that happens when you sample something too slowly, like wagon wheels seeming to spin backward in old films

Learn more in plain language

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For specialists: the technical digest, quoted from the paper

In the paper's words

This paper demonstrates the structural isomorphism between the physical quantization of continuous waves (e.g., peak counting) and the information-theoretic process of signal digitization. Using a computational simulation of 50 randomized waveforms, we compare the Shannon entropy of discrete peak distributions against that of digital samples. Results show a strong statistical correlation (r ≈ 0.77) and minimal entropy difference (~0.04 bits) between the two methods, suggesting that “discrete math” in physics is informationally equivalent to digital sampling governed by the Nyquist-Shannon theorem.

The abstract, verbatim, and its opening sentence is the claim. Every line below is quoted from the text.

Numbers it reports

  1. Results show a strong statistical correlation ($r \approx 0.77$) and minimal entropy difference (~0.04 bits) between the two methods, suggesting that “discrete math” in physics is informationally equivalent to digital sampling governed by the Nyquist-Shannon theorem.

    from Abstract
  2. These waveforms were constructed as superpositions of five random sinusoidal components with frequencies ranging from 1 to 20 Hz, overlaid with a Gaussian noise floor to mimic the thermal fluctuations inherent in real physical systems (Adcock, 2016).

    from 4.1 Simulation Data Overview
  3. In observing the raw entropy values, we found that both the Peak Quantization (Method A) and the Nyquist Digitization (Method B) produced Shannon entropy scores consistently falling within the narrow range of 3.9 to 4.0 bits per symbol (Garcia, 2015).

    from 4.2 Peak-Entropy Vs
  4. For instance, in a representative trial, the peak entropy ($H_{peaks}$) was calculated at 3.98 bits, while the corresponding sample entropy ($H_{samples}$) was 3.97 bits.

    from 4.2 Peak-Entropy Vs
  5. The mean absolute difference between the two entropy measures was calculated to be approximately 0.043 bits, representing a deviation of less than 1.5% relative to the total entropy.

    from 4.3 Correlation Analysis
  6. We have demonstrated that the Shannon entropy of discrete peaks converges with the Shannon entropy of digital samples with a correlation of $r \approx 0.765$ and a negligible mean difference of 0.043 bits.

    from 4.6 Results Summary

How it is done

  1. Using a computational simulation of 50 randomized waveforms, we compare the Shannon entropy of discrete peak distributions against that of digital samples.

    from Abstract
  2. The fidelity of this translation is governed by the Nyquist-Shannon sampling theorem, which dictates that a continuous signal can be reconstructed with high fidelity from its discrete samples provided the sampling rate exceeds twice the signal’s bandwidth.

    from 1.2 The Signal Processing
  3. While this approach abstracts away the specific dynamics of the Schrödinger equation, it isolates the fundamental information-processing core of the quantization problem.

    from 1.4 Scope and Boundaries
  4. Energy levels in bound states are quantized, and the detection of a particle occurs at a localized point in space-time, not as a smeared field.

    from 2.1 Wave Mechanics and

What would falsify it

  1. However, the observable world—the world of measurement phenomena—manifests as discrete quanta.

    from 2.1 Wave Mechanics and
  2. This juxtaposition creates the central tension of quantum mechanics: the substrate is continuous, yet the observable is discrete.

    from 2.1 Wave Mechanics and
  3. If there exists a minimum observable length scale, such as the Planck length, then the physical universe effectively has a “cutoff frequency.” According to the logic of the Sampling Theorem, this cutoff implies that the continuous geometry of General Relativity and the discrete structures of quantum gravity are isomorphic representations of the same underlying information structure (Kempf, 2021).

    from 2.5 Spacetime as a

Where the claim stops

  1. It is important to acknowledge that this classical proxy cannot capture non-local quantum correlations or entanglement; however, it is sufficient to demonstrate the emergence of discrete entropy from continuous fields.

    from 1.4 Scope and Boundaries
  2. We do not claim to resolve the ontological status of the wavefunction itself, but rather to map the structural constraints that apply to any process extracting discrete values from a continuum.

    from 1.4 Scope and Boundaries
  3. However, this emergent discreteness is often dismissed as a mere approximation rather than a fundamental structural property.

    from 1.1 The Illusion of

Where to read

  1. Demonstrating25 words · 1 min
  2. Abstract112 words · 1 min
  3. Keywords12 words · 1 min
  4. 1.0 Introduction909 words · 4 min
  5. 2.01,177 words · 5 min
  6. 3.01,191 words · 5 min
  7. 4.0 Results: Entropy1,103 words · 5 min
  8. 5.0 Discussion: The Epistemic1,206 words · 5 min
  9. 6.01,068 words · 5 min
  10. Appendices381 words · 2 min

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