{
  "key": "opt09_srif_softreset/v_reset_init_neg",
  "tag": "v_reset_init_neg",
  "script": "opt09_srif_softreset.py",
  "script_sha256_16": "dd62e980e1fe3fd1",
  "hf_folder": "applied/opt09_srif_softreset",
  "priority": 2,
  "note": "resting potential below zero: a refractory-like dip after each spike",
  "phase": 10,
  "n_phases": 10,
  "method": "harmonic_matched",
  "command": [
    "/usr/bin/python3",
    "-m",
    "torch.distributed.run",
    "--standalone",
    "--nproc_per_node=2",
    "/kaggle/working/scripts/opt09_srif_softreset.py",
    "--method",
    "harmonic_matched",
    "--data-root",
    "/kaggle/working/data",
    "--epochs",
    "60",
    "--seed",
    "1234",
    "--batch-size",
    "64",
    "--event-eval",
    "--no-resume",
    "--decision-margin",
    "2.0",
    "--hub-dir",
    "/kaggle/working/hub/opt09_srif_softreset/v_reset_init_neg",
    "--keep-epoch-weights",
    "1",
    "--resplit",
    "block",
    "--drop-rest",
    "--bench",
    "--v-reset-init",
    "-0.5"
  ],
  "flags": [
    "--v-reset-init",
    "-0.5"
  ],
  "epochs_requested": 60,
  "gpus": 2,
  "relative_epoch_cost": 1.0,
  "exit_code": 0,
  "status": "ok",
  "duration_s": 341.6,
  "started_utc": "2026-08-23T05:59:23.800991+00:00",
  "finished_utc": "2026-08-23T06:05:05.357868+00:00",
  "optimization_summary": {
    "optimization": "srif_softreset",
    "research_section": "4. Membrane-Potential Memory Wall -- Soft Reset Integrate-and-Fire (SRIF), dynamic reset potential",
    "reference": "Guo et al., 'Reducing Information Loss for Spiking Neural Networks' (SRIF), ECCV 2022; research.md S4 (stacks with MINT / SpQuant-SNN membrane quantization)",
    "script": "opt09_srif_softreset.py",
    "baseline_mode": false,
    "method": "harmonic_matched",
    "accuracy": {
      "test_acc": 0.86,
      "test_target_acc": 0.86,
      "best_val_acc": 0.875
    },
    "efficiency": {
      "spikes_per_inference": 8437.0859375,
      "syn_ops_per_inference": 4313737.7102272725,
      "dense_macs_per_inference": 122675200.0,
      "event_fraction_of_dense": 0.03516389384510702,
      "syn_ops_per_inference_dense_fanout": 65890355.496753246,
      "weight_sparsity": 0.7324707846410685,
      "effective_ticks": 13.604285714285714,
      "num_ticks": 100,
      "membrane_bytes_per_inference": 451200,
      "weight_bytes": 4907008,
      "input_raster_bytes": null,
      "train_ms_per_step": 97.61098164999567,
      "infer_ms_per_sample": 0.6451888259374527,
      "peak_vram_mb": 2830.855168,
      "discarded_charge_per_reset": -0.4028593234326776
    },
    "optimization_specific": {
      "reset_mode": "srif",
      "learn_reset": true,
      "lam_init": 0.9,
      "v_reset_init": -0.5,
      "u_bits": 0,
      "u_scale": 1.0,
      "u_headroom_requested": 2.0,
      "u_headroom_actual": 0.0,
      "u_threshold_level": 0,
      "u_levels_above_threshold": null,
      "reset_family": {
        "reset_mode": "srif",
        "learn_reset": true,
        "num_spiking_sites": 4,
        "extra_params": 8,
        "extra_params_frac_of_weights": 6.5212854757929885e-06,
        "extra_flops_per_tick_per_neuron": 0,
        "learned_lam_per_layer": [
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        "learned_v_reset_per_layer": [
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          0.7764182686805725
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      },
      "reset_stats": {
        "reset_mode": "srif",
        "learn_reset": true,
        "discarded_charge_per_reset": -0.4028593234326776,
        "spikes_per_inference": 8437.0859375,
        "syn_per_inference": 4428436.9375,
        "lam_per_site": [
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        ],
        "v_reset_per_site": [
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        "u_bits": 0,
        "membrane_saturation_frac": null,
        "batches": 4,
        "grid_headroom": 0.0,
        "grid_levels_above_thresh": null
      },
      "reset_x_bits_sweep": {
        "rows": [
          {
            "reset_mode": "hard",
            "u_bits": 0,
            "acc": 0.8028571428571428,
            "target_acc": 0.8028571428571428,
            "grid_headroom": 0.0,
            "grid_levels_above_thresh": null,
            "discarded_charge_per_reset": 0.15950357160056222,
            "spikes_per_inference": 5738.078125,
            "membrane_saturation_frac": null,
            "membrane_memory_reduction_x": 1.0,
            "acc_drop_vs_fp32": 0.0
          },
          {
            "reset_mode": "hard",
            "u_bits": 4,
            "acc": 0.8607142857142858,
            "target_acc": 0.8607142857142858,
            "grid_headroom": 1.75,
            "grid_levels_above_thresh": 3,
            "discarded_charge_per_reset": 0.06238441448233828,
            "spikes_per_inference": 6492.71875,
            "membrane_saturation_frac": 0.17579911901595746,
            "membrane_memory_reduction_x": 8.0,
            "acc_drop_vs_fp32": -0.05785714285714294
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          {
            "reset_mode": "hard",
            "u_bits": 2,
            "acc": 0.605,
            "target_acc": 0.605,
            "grid_headroom": 1.0,
            "grid_levels_above_thresh": 0,
            "discarded_charge_per_reset": 0.0,
            "spikes_per_inference": 2796.4453125,
            "membrane_saturation_frac": 0.15864271664450352,
            "membrane_memory_reduction_x": 16.0,
            "acc_drop_vs_fp32": 0.19785714285714284
          },
          {
            "reset_mode": "soft",
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            "acc": 0.8492857142857143,
            "target_acc": 0.8492857142857143,
            "grid_headroom": 0.0,
            "grid_levels_above_thresh": null,
            "discarded_charge_per_reset": 0.0,
            "spikes_per_inference": 6475.203125,
            "membrane_saturation_frac": null,
            "membrane_memory_reduction_x": 1.0,
            "acc_drop_vs_fp32": 0.0
          },
          {
            "reset_mode": "soft",
            "u_bits": 4,
            "acc": 0.8735714285714286,
            "target_acc": 0.8735714285714286,
            "grid_headroom": 1.75,
            "grid_levels_above_thresh": 3,
            "discarded_charge_per_reset": 0.0,
            "spikes_per_inference": 6898.3515625,
            "membrane_saturation_frac": 0.19422636857269504,
            "membrane_memory_reduction_x": 8.0,
            "acc_drop_vs_fp32": -0.024285714285714244
          },
          {
            "reset_mode": "soft",
            "u_bits": 2,
            "acc": 0.605,
            "target_acc": 0.605,
            "grid_headroom": 1.0,
            "grid_levels_above_thresh": 0,
            "discarded_charge_per_reset": 0.0,
            "spikes_per_inference": 2796.4453125,
            "membrane_saturation_frac": 0.15864271664450352,
            "membrane_memory_reduction_x": 16.0,
            "acc_drop_vs_fp32": 0.24428571428571433
          },
          {
            "reset_mode": "trained",
            "u_bits": 0,
            "acc": 0.86,
            "target_acc": 0.86,
            "grid_headroom": 0.0,
            "grid_levels_above_thresh": null,
            "discarded_charge_per_reset": -0.4039967246191343,
            "spikes_per_inference": 8376.4375,
            "membrane_saturation_frac": null,
            "membrane_memory_reduction_x": 1.0,
            "acc_drop_vs_fp32": 0.0
          },
          {
            "reset_mode": "trained",
            "u_bits": 4,
            "acc": 0.9085714285714286,
            "target_acc": 0.9085714285714286,
            "grid_headroom": 1.75,
            "grid_levels_above_thresh": 3,
            "discarded_charge_per_reset": -0.44969432804512244,
            "spikes_per_inference": 9472.3671875,
            "membrane_saturation_frac": 0.34499909962322695,
            "membrane_memory_reduction_x": 8.0,
            "acc_drop_vs_fp32": -0.0485714285714286
          },
          {
            "reset_mode": "trained",
            "u_bits": 2,
            "acc": 0.5392857142857143,
            "target_acc": 0.5392857142857143,
            "grid_headroom": 1.0,
            "grid_levels_above_thresh": 0,
            "discarded_charge_per_reset": -0.485333192454098,
            "spikes_per_inference": 12567.0546875,
            "membrane_saturation_frac": 0.34446171320921987,
            "membrane_memory_reduction_x": 16.0,
            "acc_drop_vs_fp32": 0.32071428571428573
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        ],
        "by_mode": {
          "hard": {
            "fp32_acc": 0.8028571428571428,
            "acc_by_bits": {
              "0": 0.8028571428571428,
              "4": 0.8607142857142858,
              "2": 0.605
            }
          },
          "soft": {
            "fp32_acc": 0.8492857142857143,
            "acc_by_bits": {
              "0": 0.8492857142857143,
              "4": 0.8735714285714286,
              "2": 0.605
            }
          },
          "trained": {
            "fp32_acc": 0.86,
            "acc_by_bits": {
              "0": 0.86,
              "4": 0.9085714285714286,
              "2": 0.5392857142857143
            }
          }
        }
      },
      "mechanism": "V = u - s*((1-lam)*u + lam*thresh) + s*v_r; lam=0,v_r=0 is the baseline hard reset exactly, lam=1,v_r=0 discards zero charge",
      "cost": "2 scalars per spiking layer; identical FMA count per tick, so the reset change is free at inference time",
      "caveat": "the sweep swaps the reset on ALREADY-TRAINED weights, which under-states what training with each reset would give; and a charge-conserving reset can raise the spike count, so read spikes_per_inference next to the accuracy"
    },
    "config": {
      "method": "harmonic_matched",
      "data_root": "/kaggle/working/data",
      "subjects": "",
      "blocks": "",
      "limit": 0,
      "drop_rest": true,
      "resplit": "block",
      "test_blocks": "6",
      "class_weight": false,
      "epochs": 60,
      "batch_size": 64,
      "lr": 0.002,
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      "grad_clip": 5.0,
      "num_bins": 100,
      "window_sec": 5.0,
      "hidden": "512,256",
      "freq_groups": 8,
      "dropout": 0.3,
      "spike_drop": 0.1,
      "time_jitter": 2,
      "label_smoothing": 0.05,
      "no_batchnorm": false,
      "binary_input": false,
      "beta": 1.0,
      "thresh": 1.0,
      "window": 0.5,
      "gain": 1.0,
      "alpha": 0.9,
      "readout": "spikecount",
      "fake_quant": 0,
      "amp": false,
      "spike_reg": 0.0,
      "event_eval": true,
      "decision_margin": 2.0,
      "export": false,
      "seed": 1234,
      "hub_dir": "/kaggle/working/hub/opt09_srif_softreset/v_reset_init_neg",
      "repo_id": "UWU-R-13/SSVEP-SNN",
      "push_hf": false,
      "keep_epoch_weights": 1,
      "no_resume": true,
      "selftest": false,
      "reset_mode": "srif",
      "learn_reset": true,
      "lam_init": 0.9,
      "v_reset_init": -0.5,
      "u_bits": 0,
      "u_headroom": 2.0,
      "reset_sweep": "hard,soft,trained",
      "bits_sweep": "0,4,2",
      "baseline": false,
      "bench": true,
      "bench_warmup": 10,
      "bench_iters": 50,
      "bench_train_steps": 20,
      "sampling_rate": 250.0
    }
  },
  "final_summary": {
    "final_test_acc": 0.86,
    "final_test_target_acc": 0.86,
    "final_test_rest_recall": NaN,
    "best_acc": 0.875,
    "best_epoch": 8,
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    "epochs": 60,
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    "n_in": 2880,
    "n_classes": 40,
    "num_bins": 100
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  "event_driven_summary": {
    "acc": 0.86,
    "anytime_acc": {
      "0.25": 0.4685714285714286,
      "0.5": 0.6971428571428572,
      "0.75": 0.8057142857142857,
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    "syn_per_inference": 4313737.7102272725,
    "dense_per_inference": 122675200.0,
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    "margin_decision_acc": 0.4,
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    "dense_forward_test_acc": 0.86
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  "extra_sweep_file_present": true,
  "selftest": {
    "mode": "gate",
    "passed": true
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  "driver_version": 1,
  "zip": {
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