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REVIEW 5 major objections 6 minor 23 references

An End-to-End Explainable AI Framework with Automated LLM-Based Natural Language Explanation Generation for Energy Systems

T0 review · 5 major / 6 minor · reviewed 2026-07-11 · grok-4.5

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Pith's one-line read An end-to-end pipeline turns neural-network predictions for energy systems into LIME/SHAP scores, fidelity and stability checks, then LLM natural-language explanations.

desk verdict Solid engineering pipeline of LIME/SHAP + fidelity/stability + LLM text on two energy tasks; the human-interpretability claim is untested but the rest is usable. read the letter →

arxiv 2607.04374 v1 pith:4JMTMVHQ submitted 2026-07-05 eess.SY cs.SY

Venkata Sesha Sai Raj Nanduri , Akthar Hussain , Van-Hai Bui This is my paper · ORCID
classification eess.SYcs.SY
keywords ExplainableAILargelanguagemodelLIMESHAPNeuralnetworksPowersystemfaultdetectionBuildingenergylabelsFidelityandstability
verification ladder T0 review T1 audit T2 compute T3 formal

The pith

A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.

The reading

Black-box neural networks can predict power-system faults and building energy use accurately, but their decisions are hard for non-technical people to trust. This paper claims a reusable pipeline solves that: it trains a multilayer perceptron on tabular energy data, generates local and global feature attributions with LIME and SHAP, scores those attributions for fidelity and stability, then feeds the structured numbers into a fixed LLM prompt that returns five short plain-language bullets. On a balanced fault-detection set the network reaches 99 percent accuracy and ROC-AUC 1.0 with near-perfect explanation scores; on building energy labels it reaches R² ≈ 0.67 with high fidelity but lower stability. The authors argue that packaging prediction, quantitative explanation quality, and automatic natural-language translation into one model-agnostic workflow makes high-stakes energy decisions transparent enough for engineers and non-experts alike.

What carries the argument

The integrated pipeline itself: standardized preprocessing → MLP training → LIME/SHAP attribution → fidelity/stability evaluation → fixed five-bullet LLM prompt that turns numerical attributions into plain-language plot overview, key findings, feature importance, model behaviour and potential issues.

What would settle it

A controlled user study in which non-technical readers of the LLM bullets are tested on factual accuracy of the explanations and on measured trust or decision quality; if comprehension or trust scores stay near chance, the natural-language claim fails.

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Extended reading notes

Core claim

A single end-to-end, model-agnostic XAI framework can train neural networks for both classification and regression energy tasks, produce LIME local and SHAP global explanations, quantify those explanations with fidelity and stability, and convert the resulting structured feature scores into concise natural-language summaries via a fixed LLM prompt, thereby rendering black-box decisions understandable to non-technical stakeholders while preserving high predictive performance.

Load-bearing premise

That a fixed five-bullet LLM prompt fed only structured feature scores and fidelity/stability numbers (never raw plots or human ratings) produces text that non-technical stakeholders will correctly understand and trust.

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Editorial analysis

A structured set of objections, weighed in public.

Desk editor's note, referee report, and a circularity audit.

Referee Report

5 major / 6 minor

Summary. The manuscript proposes a reusable end-to-end XAI pipeline for energy systems that (i) trains multilayer perceptrons for classification and regression, (ii) produces local and global post-hoc explanations with LIME and KernelSHAP, (iii) scores those explanations with fidelity and stability metrics, and (iv) feeds structured feature attributions into a fixed LLM prompt to generate five-bullet natural-language explanations for non-technical stakeholders. The pipeline is demonstrated on a power-system fault-detection dataset (≈99% accuracy, ROC-AUC 1.00) and a building energy-labels regression dataset (test R² ≈ 0.67), with a random-forest baseline for comparison. The authors conclude that the framework yields faithful, stable explanations and that the LLM layer improves interpretability of black-box models for everyone.

Significance. If the full claim holds, the work would offer a practical, model-agnostic template for deploying explainable neural networks in safety-critical and sustainability-oriented energy applications, where both quantitative explanation quality and stakeholder-facing language matter. Strengths include dual-task validation (classification and regression), explicit fidelity/stability reporting, and a side-by-side neural-network vs. random-forest comparison (Tables 2–3). The distinctive contribution relative to prior energy-XAI work is the automated LLM natural-language layer; that contribution, however, currently rests on an untested assumption about human comprehension and trust, so the paper’s significance is conditional on either adding human evaluation or substantially narrowing the claim.

major comments (5)
  1. The title, abstract, listed contributions, and §2.3 assert that the LLM converts LIME/SHAP outputs into natural-language explanations that non-technical stakeholders can understand and that thereby improve interpretability “to everyone.” Section 2.3 only specifies a fixed five-bullet prompt fed with model name, prediction, ranked feature scores, influence direction, and fidelity/stability numbers; no human study of comprehension, trust, decision usefulness, or factual faithfulness of the generated text is reported, nor is any comparison against raw SHAP/LIME plots. This is load-bearing for the paper’s central claim and must be addressed either by a user study (or at least expert rating of faithfulness/clarity) or by reframing the contribution as automated NL generation without claiming improved stakeholder interpretability.
  2. §2.1 is internally inconsistent on the activation function. The prose states that both the classifier and regressor use ReLU, yet Eq. (2) is written as a tanh activation and the surrounding text then re-describes ReLU. The feed-forward equations, gradient expressions (Eqs. 4–5), and the claimed architecture must be made consistent; as written, a reader cannot reproduce the trained models.
  3. §2.2 / Eq. (9): SHAP fidelity is reported as 1.00 (fault detection) and 0.998 (energy). Exact Shapley values satisfy local accuracy by construction (∑φᵢ + φ₀ = f(x)), so a fidelity of 1.0 is expected for exact SHAP and is only informative for the KernelSHAP approximation residual. The manuscript never states the numerical definition used in Eq. (9) (the equation body is incomplete in the text) nor how many background samples / coalitions were used. Without that definition and without reporting the approximation residual distribution, the “nearly perfect fidelity” claim is difficult to interpret and may be partly tautological.
  4. Abstract and §5 claim the approach produces “stable” explanations, yet §4.3.4 reports SHAP stability of only 0.719 on the energy regression task (vs. 0.998 on fault detection; RF reaches 0.982). The paper correctly notes sensitivity to building-type features, but the unqualified stability language in the abstract and conclusion should be qualified, and the authors should discuss whether explanations with stability ≈0.72 are reliable enough for the intended urban-planning use case.
  5. Reproducibility of the LLM layer is incomplete. §2.3 never names the LLM (model family, version, temperature, or whether a local vs. API model was used), nor does it release the exact structured context strings or example outputs beyond a high-level description. Given that the LLM step is a listed contribution, the model identity and generation settings are free parameters that must be fixed for the pipeline to be reusable.
minor comments (6)
  1. Throughout: numerous grammatical and typographical issues (“block-box”, “aa well as”, “ans 0.8040”, “ProprtyGFATotal”, repeated sentence in §2.4, “Fig 4” referenced without a corresponding figure in the provided text). A careful copy-edit is needed.
  2. §2.1: hidden-layer widths (192 / 448) and iteration caps appear without ablation or selection rationale; a short sensitivity note would help readers judge robustness of the free parameters listed in the architecture.
  3. Figures 5–14 are described but several captions and in-text references are incomplete or inconsistent (e.g., “Fig 4: LLM Integration” appears after the methodology without a visible figure body in the manuscript text). Ensure every figure is present, labeled, and referenced once.
  4. Table 1 and §3: building-type class imbalance (Educational 4%, Institutional 2.3%) is noted but not discussed as a possible driver of the low stability or of SHAP dominance of Residential/Commercial indicators; a brief remark would strengthen the regression analysis.
  5. References: several energy-XAI and LLM-for-XAI works are cited, but TalkToModel and related interactive NL explanation systems are mentioned only briefly; a clearer positioning of what is new relative to Slack et al. (2023) would help.
  6. §4.1.3 waterfall discussion of the misclassified instance is hard to follow (“contributions seemed to point to the fault class the model made an incorrect prediction”); clarify predicted probability vs. true label for both instances.

Circularity Check

0 steps flagged · score 0.0 of 10

No circularity: standard post-hoc XAI pipeline with independent held-out metrics and no self-definitional reductions.

full rationale

The paper presents an applied engineering framework that trains MLP classifiers/regressors on two tabular energy datasets, applies off-the-shelf LIME and KernelSHAP, evaluates the resulting attributions with the conventional fidelity and stability formulas (local R^{2} of the surrogate and variance under re-perturbation), and feeds the numerical scores into a fixed LLM prompt. All quantitative claims (accuracy 0.99 / ROC-AUC 1.00, R^{2} 0.67, fidelity ≈ 1.0, stability 0.998 / 0.719) are computed on held-out test instances against the already-trained black-box model; none of the reported numbers is obtained by fitting a free parameter to the same quantity that is later called a “prediction.” There are no uniqueness theorems, no self-citations that carry the load of a derivation, and no renaming of a known empirical pattern. The LLM step is pure generation from structured input and is not claimed to derive any numerical result. Consequently the derivation chain contains no circular steps.

Assumptions & free parameters 4 free parameters · 4 assumptions · 0 invented entities

The work rests on standard ML and XAI assumptions rather than new physical or mathematical postulates. Free parameters are ordinary hyper-parameters of the MLP and LIME/SHAP sampling; no invented entities appear. The only non-standard modeling choice is the claim that a fixed LLM prompt template is sufficient for stakeholder understanding—an untested domain assumption.

free parameters (4)
  • MLP hidden-layer widths and depths = 192 / 448 units
    Classifier uses two layers of 192 units; regressor uses three layers of 448 units. Chosen by the authors; no ablation or search reported.
  • L2 regularization strengths (alpha) = 1e-4 / 1e-5
    alpha = 0.0001 (classifier) and 0.00001 (regressor); hand-selected to control overfitting.
  • LIME neighborhood size and repetitions = N=5000, K=10
    N = 5000 perturbed samples, K = 10 stability repetitions; defaults that affect fidelity/stability numbers.
  • LLM prompt template and (unspecified) model
    Fixed five-bullet prompt; model name, temperature and decoding parameters never stated, yet the natural-language claim depends on them.
assumptions (4)
  • domain assumption Post-hoc local linear surrogates (LIME) and Shapley-value attributions (KernelSHAP) faithfully represent the decision surface of a trained MLP near a given instance.
    Invoked throughout Section 2.2; standard XAI premise but known to fail for highly non-linear or discontinuous regions.
  • domain assumption Fidelity (local R² or additive reconstruction) and stability under small input perturbations are sufficient quantitative proxies for explanation quality.
    Section 2.2 evaluation metrics; no human-grounded validation is supplied.
  • ad hoc to paper A fixed natural-language prompt template fed only structured feature scores produces explanations that non-technical stakeholders correctly understand and trust.
    Section 2.3; never tested with users.
  • standard math Standard feed-forward MLP training with Adam and L2 regularization yields models whose explanations are worth interpreting for safety-critical energy decisions.
    Section 2.1; ordinary supervised-learning assumption.

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Cite this review

Pith. "Pith review of An End-to-End Explainable AI Framework with Automated LLM-Based Natural Language Explanation Generation for Energy Systems." pith.science (2026). https://pith.science/paper/4JMTMVHQ

@misc{pith2026260704374,
  author       = {Pith},
  title        = {Pith review of: An End-to-End Explainable AI Framework with Automated LLM-Based Natural Language Explanation Generation for Energy Systems},
  year         = {2026},
  howpublished = {\url{https://pith.science/paper/4JMTMVHQ}},
  note         = {Machine review of arXiv:2607.04374}
}
read the original abstract

Explainable AI (XAI) is important for deploying machine learning systems in domains where stakes are very high and where transparency, trust and accountability are critical. Although black box models like deep neural networks often perform with high efficiency, interpreting their decisions remains as a difficult task. This paper proposes a reusable end-to-end XAI framework that is the combination of prediction, explanation generation, evaluation and converting these explanations into natural language text of explanation which can be easily understood by the non-technical stakeholders as well. This framework initially trains deep neural network for both classification and regression tasks. Local and global explanations are generated using XAI algorithms, including Local Interpretable Model-agnostic Explanation (LIME) and SHapley Additive exPlanations (SHAP) respectively. To evaluate these explanations, we use fidelity and stability metrics to know how accurately and consistently explanations reflect the model behavior. The generated explanation includes feature importance scores, prediction specific attributes, and then transformed into a structured input to the Large Language Model (LLM), which generates a natural language explanation through which everyone can understand the explanations generated by XAI algorithms. This framework is tested on power system fault dataset detection dataset and building energy labels dataset. For fault detection, the neural network model achieved 99% accuracy with ROC-AUC score of 1.00. For building energy prediction, model achieves R2 score of 0.67. These findings say that the proposed approach produces a stable and faithful explanations while improving the interpretability of black box model to everyone with the help of LLMs.

Figures

Figures reproduced from arXiv: 2607.04374 by the authors.

Figure 1
Figure 1. The flowchart of the Explainable AI framework [PITH_FULL_IMAGE:figures/full_fig_p004_1.png] view at source ↗
Figure 4
Figure 4. LLM Integration 3. Datasets To evaluate the robustness of the proposed XAI framework, so the experiments were conducted on multiple benchmark datasets for both classification and regression tasks. The following datasets which contains mixture of numerical features and categorical features helps us to check the robustness of this framework. These Datasets were selected to evaluate the proposed framework across divers… view at source ↗
Figure 5
Figure 5. Fault detection performance metrics 4.1.2 LIME Based local explanations To improve the interpretability of the decisions made by neural network, LIME was used to generate local explanations for two representative test instances: one that was correctly classified and another that was misclassified. These local explanations shows us how individual input features contribute to the model’s prediction and provide insight… view at source ↗
Figures from the paper (6 more)
Figure 6
Figure 6. Figure 6: LIME explanations of 2 instance 4.1.3 SHAP Based Global and Local Explanations Global feature importance was computed using KernelSHAP across the test set. The SHAP bar plot ranks all six features by their mean absolute SHAP value. The current in phase A (current a) is…
Figure 7
Figure 7. Figure 7: SHAP bar plot The SHAP beeswarm summary plot helps us understand how each feature influence the result. The distribution of the SHAP values in the below plot demonstrates that contribution of each feature varies across different operating conditions, which reflects the…
Figure 8
Figure 8. Figure 8: SHAP Summary plot We also looked at SHAP explanations for two specific instances. For the instance that was correctly classified we started with the models baseline expected output of 0.445. The waterfall plot showed that voltage_c contributed -0.13, voltage_b contribu…
Figure 9
Figure 9. Figure 9: SHAP Explanations for 2 instances 4.1.4 Explanation Quality Metrics The proposed framework was evaluated to see how well it explained the decisions it made. It was tested using two measures: Fidelity and stability, the explanations from the framework got a fidelity sco…
Figure 10
Figure 10. Figure 10: Energy regression performance metrics 4.3.2 LIME-Based local explanations To interpret the neural network’s predictions, LIME was applied to two representative test instances: one correctly predicted building and one incorrectly predicted building, as shown in figure …
Figure 12
Figure 12. Figure 12: SHAP Bar plot [PITH_FULL_IMAGE:figures/full_fig_p020_12.png]

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Reviewed July 11, 2026 · model on record in the stance chip above.