Your Spec vs. Our Proposal

Every technical decision, side by side.

Aspect
Your Specification
Our Proposal
Impact

Determinism Proof

How we verify reproducibility

Coq Formal Proofs (5 lemmas)
Test Suite (N=10 runs)
-40% time

Numeric Arithmetic

Math for incremental aggregation

RNS + Q31.32 fixed-point
Welford's Algorithm
−60% effort

Audio Enhancement

Denoising pipeline

3-Model Ensemble
DeepFilterNet3
8× faster

Heavy-Path Scope

Components in official mix

6 components
3 components (MVP)
−55% effort

MVP Scale

Voice count for validation

5M voices
100K PoC
Same proof

Float vs. Fixed

Numeric representation

Integer-only (Q31.32)
IEEE 754 + deterministic mode
Simpler

Why Each Change Matters

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Determinism Verification

Their Spec

Coq Proofs

Our Proposal

N=10 Test Suite

Carnegie Mellon SEI (2025): "Repeatability can be obtained by controlling random seeds." NeurIPS, ICML, ICLR use test suites, not formal proofs.

Risk Eliminated

Coq Specialist Dependency

No longer need scarce formal verification experts.

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Incremental Aggregation

Their Spec

RNS + Q31.32

Our Proposal

Welford's Algorithm

Welford's (1962) is used internally by PyTorch, NumPy, and Pandas. ~100 lines of code vs. complex RNS implementation. Both achieve O(1) updates with numerical stability.

Risk Eliminated

RNS Implementation Bugs

Exotic math replaced with proven algorithms.

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Audio Enhancement

Their Spec

3-Model Ensemble

Our Proposal

DeepFilterNet3

DeepFilterNet3 achieves PESQ 3.17 vs. ensemble's 2.78-2.86. 25× faster (0.04 RTF vs 0.35+). Single model = simpler determinism. We have quality escalation path if needed.

Risk Eliminated

Ensemble Determinism

Three models to sync reduced to one single model.

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MVP Scale

Their Spec

5M voices

Our Proposal

100K PoC

O(1) aggregation means 100K → 5M is identical code path. 10M synthetic DiskANN PoC validates billion-scale. Bug found at 5M would exist at 100K.

Risk Reduced

Timeline Overrun

X2-X3 less time required for building initial MVP

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