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The dataset generation failed
Error code:   DatasetGenerationError
Exception:    ValueError
Message:      Expected object or value
Traceback:    Traceback (most recent call last):
                File "/usr/local/lib/python3.14/site-packages/datasets/builder.py", line 1835, in _prepare_split_single
                  for key, table in generator:
                                    ^^^^^^^^^
                File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 621, in wrapped
                  for item in generator(*args, **kwargs):
                              ~~~~~~~~~^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.14/site-packages/datasets/packaged_modules/json/json.py", line 281, in _generate_tables
                  examples = [ujson_loads(line) for line in batch.splitlines()]
                              ~~~~~~~~~~~^^^^^^
                File "/usr/local/lib/python3.14/site-packages/datasets/utils/json.py", line 20, in ujson_loads
                  return pd.io.json.ujson_loads(*args, **kwargs)
                         ~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^
              ValueError: Expected object or value
              
              The above exception was the direct cause of the following exception:
              
              Traceback (most recent call last):
                File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 1379, in compute_config_parquet_and_info_response
                  parquet_operations, partial, estimated_dataset_info = stream_convert_to_parquet(
                                                                        ~~~~~~~~~~~~~~~~~~~~~~~~~^
                      builder, max_dataset_size_bytes=max_dataset_size_bytes
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                  )
                  ^
                File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 956, in stream_convert_to_parquet
                  builder._prepare_split(split_generator=splits_generators[split], file_format="parquet")
                  ~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.14/site-packages/datasets/builder.py", line 1702, in _prepare_split
                  for job_id, done, content in self._prepare_split_single(
                                               ~~~~~~~~~~~~~~~~~~~~~~~~~~^
                      gen_kwargs=gen_kwargs, job_id=job_id, **_prepare_split_args
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                  ):
                  ^
                File "/usr/local/lib/python3.14/site-packages/datasets/builder.py", line 1887, in _prepare_split_single
                  raise DatasetGenerationError("An error occurred while generating the dataset") from e
              datasets.exceptions.DatasetGenerationError: An error occurred while generating the dataset

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update
int64
transitions
int64
elapsed_s
float64
update_wall_s
float64
loss
dict
rollout_wall_s
float64
optimizer_wall_s
float64
learning_rate
float64
kl
dict
learning_diagnostics
dict
rollout_diagnostics
dict
exploration
dict
reward_mean
float64
geometry_reward
float64
active_object_reward
float64
wrist_error_m
float64
active_object_error_m
float64
invalid_transition_fraction
float64
command_clipped_fraction
float64
contact_reward
float64
object_translation_reward
float64
object_rotation_reward
float64
object_translation_reward_weighted
float64
object_rotation_reward_weighted
float64
object_reward_weighted
float64
reward_before_invalid
float64
task_reward
float64
command_change_penalty
float64
geometry_reward_weighted
float64
diagnostic_valid_samples
dict
diagnostic_nonfinite_samples
dict
episodes
int64
invalid_reason_counts
unknown
invalid_total
int64
episode_statistics
dict
1
131,072
204.32738
204.290324
{ "value": 1564.9807891846, "surrogate": -0.0006683028, "entropy": -12.9239747524 }
204.150845
0.139425
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{ "minibatches": 8, "mean": 0.0022014524, "maximum": 0.0031280017, "minimum": 0 }
{ "scope": "Passive pre-clipping gradients/ratios and analytic distribution KL; rollout pre-update explained variance", "critic_explained_variance": 0, "clip_fraction": { "mean": 0.0084762573, "maximum": 0.0146179199, "minibatches": 8 }, "kl": { "mean": 0.0022014524, "maximum": 0.003128001...
{ "termination/task_failure": { "mean": 0.0077896118, "rms": 0.0882587776, "maximum": 1, "valid_samples": 131072, "nonfinite_samples": 0 }, "termination/task_failure_candidate": { "mean": 0.0077896118, "rms": 0.0882587776, "maximum": 1, "valid_samples": 131072, "nonfinite_s...
{ "mode": "revo3_iid", "marginal_std": { "per_joint": [ 0.0200414602, 0.0200350862, 0.0199732706, 0.0200418662, 0.0200138129, 0.0200197827, 0.0199990068, 0.3004216552, 0.3002749383, 0.3005990684, 0.3004233837, 0.3005942702, 0.30026751...
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{ "reward_mean": 131072, "geometry_reward": 131069, "active_object_reward": 131072, "wrist_error_m": 131069, "active_object_error_m": 79778, "invalid_transition_fraction": 131072, "command_clipped_fraction": 3670016, "contact_reward": 131072, "object_translation_reward": 131072, "object_rotation_rew...
{ "reward_mean": 0, "geometry_reward": 3, "active_object_reward": 0, "wrist_error_m": 3, "active_object_error_m": 3, "invalid_transition_fraction": 0, "command_clipped_fraction": 0, "contact_reward": 0, "object_translation_reward": 0, "object_rotation_reward": 0, "object_translation_reward_weighte...
1,024
{ "backend_invalid": 3, "contact_invalid": 3, "nonfinite_state": 3, "nonfinite_observation": 3 }
3
{ "return": 260.4169396386, "length": 119.892578125, "coverage": 0.2984610142, "completed": 0, "invalid": 0.0029296875, "task_failed": 0.9970703125, "task_success": 0, "event_fraction": 0 }
2
262,144
406.970521
202.574741
{ "value": 1562.6530761719, "surrogate": -0.0005507429, "entropy": -12.9012266397 }
202.495557
0.079142
0.0003
{ "minibatches": 8, "mean": 0.0021616649, "maximum": 0.0040219836, "minimum": 0.0000175686 }
{ "scope": "Passive pre-clipping gradients/ratios and analytic distribution KL; rollout pre-update explained variance", "critic_explained_variance": 0.0011281967, "clip_fraction": { "mean": 0.0124130249, "maximum": 0.0298461914, "minibatches": 8 }, "kl": { "mean": 0.0021616649, "maximum": ...
{ "termination/task_failure": { "mean": 0.0078125, "rms": 0.0883883476, "maximum": 1, "valid_samples": 131072, "nonfinite_samples": 0 }, "termination/task_failure_candidate": { "mean": 0.0078125, "rms": 0.0883883476, "maximum": 1, "valid_samples": 131072, "nonfinite_samples...
{ "mode": "revo3_iid", "marginal_std": { "per_joint": [ 0.020062279, 0.0200610701, 0.0199652296, 0.0200705361, 0.0200221743, 0.0200420283, 0.020025745, 0.3004406691, 0.2999943495, 0.301120609, 0.3009326756, 0.3009717762, 0.3004855514,...
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{ "reward_mean": 131072, "geometry_reward": 131072, "active_object_reward": 131072, "wrist_error_m": 131072, "active_object_error_m": 79883, "invalid_transition_fraction": 131072, "command_clipped_fraction": 3670016, "contact_reward": 131072, "object_translation_reward": 131072, "object_rotation_rew...
{ "reward_mean": 0, "geometry_reward": 0, "active_object_reward": 0, "wrist_error_m": 0, "active_object_error_m": 0, "invalid_transition_fraction": 0, "command_clipped_fraction": 0, "contact_reward": 0, "object_translation_reward": 0, "object_rotation_reward": 0, "object_translation_reward_weighte...
1,024
{}
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{ "return": 260.762689054, "length": 119.9951171875, "coverage": 0.2987162982, "completed": 0, "invalid": 0, "task_failed": 1, "task_success": 0, "event_fraction": 0 }
3
393,216
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{ "value": 1548.6054382324, "surrogate": -0.0004184651, "entropy": -12.8798481226 }
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{ "minibatches": 8, "mean": 0.0018102464, "maximum": 0.0032358638, "minimum": 0.0000168901 }
{ "scope": "Passive pre-clipping gradients/ratios and analytic distribution KL; rollout pre-update explained variance", "critic_explained_variance": 0.008903861, "clip_fraction": { "mean": 0.0085945129, "maximum": 0.025390625, "minibatches": 8 }, "kl": { "mean": 0.0018102464, "maximum": 0....
{ "termination/task_failure": { "mean": 0.0077972412, "rms": 0.0883019887, "maximum": 1, "valid_samples": 131072, "nonfinite_samples": 0 }, "termination/task_failure_candidate": { "mean": 0.0077972412, "rms": 0.0883019887, "maximum": 1, "valid_samples": 131072, "nonfinite_s...
{ "mode": "revo3_iid", "marginal_std": { "per_joint": [ 0.0200872589, 0.0200790241, 0.0199775565, 0.0200949032, 0.0200100392, 0.0200459324, 0.0200316478, 0.3005418479, 0.3000045121, 0.3015381992, 0.3014630675, 0.3013392985, 0.30059850...
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{ "reward_mean": 0, "geometry_reward": 2, "active_object_reward": 0, "wrist_error_m": 2, "active_object_error_m": 2, "invalid_transition_fraction": 0, "command_clipped_fraction": 0, "contact_reward": 0, "object_translation_reward": 0, "object_rotation_reward": 0, "object_translation_reward_weighte...
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{ "backend_invalid": 2, "contact_invalid": 2, "nonfinite_state": 2, "nonfinite_observation": 2 }
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{ "return": 260.2090485431, "length": 119.8408203125, "coverage": 0.2983358034, "completed": 0, "invalid": 0.001953125, "task_failed": 0.998046875, "task_success": 0, "event_fraction": 0 }
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524,288
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{ "minibatches": 8, "mean": 0.0019220494, "maximum": 0.0037604102, "minimum": 0.0000091467 }
{ "scope": "Passive pre-clipping gradients/ratios and analytic distribution KL; rollout pre-update explained variance", "critic_explained_variance": 0.02690804, "clip_fraction": { "mean": 0.0104103088, "maximum": 0.0257568359, "minibatches": 8 }, "kl": { "mean": 0.0019220494, "maximum": 0....
{ "termination/task_failure": { "mean": 0.0077896118, "rms": 0.0882587776, "maximum": 1, "valid_samples": 131072, "nonfinite_samples": 0 }, "termination/task_failure_candidate": { "mean": 0.0077896118, "rms": 0.0882587776, "maximum": 1, "valid_samples": 131072, "nonfinite_s...
{ "mode": "revo3_iid", "marginal_std": { "per_joint": [ 0.0201133527, 0.0200893134, 0.0199966319, 0.0201180633, 0.0199995656, 0.0200553983, 0.0200233683, 0.3007601798, 0.300254494, 0.3019488156, 0.3020043969, 0.3017506897, 0.300582289...
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{ "reward_mean": 131072, "geometry_reward": 131069, "active_object_reward": 131072, "wrist_error_m": 131069, "active_object_error_m": 79884, "invalid_transition_fraction": 131072, "command_clipped_fraction": 3670016, "contact_reward": 131072, "object_translation_reward": 131072, "object_rotation_rew...
{ "reward_mean": 0, "geometry_reward": 3, "active_object_reward": 0, "wrist_error_m": 3, "active_object_error_m": 3, "invalid_transition_fraction": 0, "command_clipped_fraction": 0, "contact_reward": 0, "object_translation_reward": 0, "object_rotation_reward": 0, "object_translation_reward_weighte...
1,024
{ "backend_invalid": 3, "contact_invalid": 3, "nonfinite_state": 3, "nonfinite_observation": 3 }
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{ "scope": "Passive pre-clipping gradients/ratios and analytic distribution KL; rollout pre-update explained variance", "critic_explained_variance": 0.0512852669, "clip_fraction": { "mean": 0.0070648193, "maximum": 0.0166625977, "minibatches": 8 }, "kl": { "mean": 0.0015154679, "maximum": ...
{ "termination/task_failure": { "mean": 0.0077896118, "rms": 0.0882587776, "maximum": 1, "valid_samples": 131072, "nonfinite_samples": 0 }, "termination/task_failure_candidate": { "mean": 0.0077896118, "rms": 0.0882587776, "maximum": 1, "valid_samples": 131072, "nonfinite_s...
{ "mode": "revo3_iid", "marginal_std": { "per_joint": [ 0.020126041, 0.0200894773, 0.0200082976, 0.0201302208, 0.0200125147, 0.0200550538, 0.0200525764, 0.3009601235, 0.3005328476, 0.3023659289, 0.302411586, 0.30207026, 0.300606519, ...
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{ "reward_mean": 0, "geometry_reward": 3, "active_object_reward": 0, "wrist_error_m": 3, "active_object_error_m": 3, "invalid_transition_fraction": 0, "command_clipped_fraction": 0, "contact_reward": 0, "object_translation_reward": 0, "object_rotation_reward": 0, "object_translation_reward_weighte...
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{ "backend_invalid": 3, "contact_invalid": 3, "nonfinite_state": 3, "nonfinite_observation": 3 }
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{ "return": 260.7861094968, "length": 119.890625, "coverage": 0.2984670924, "completed": 0, "invalid": 0.0029296875, "task_failed": 0.9970703125, "task_success": 0, "event_fraction": 0 }
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{ "minibatches": 8, "mean": 0.0020880052, "maximum": 0.0040805694, "minimum": 0.0000055098 }
{ "scope": "Passive pre-clipping gradients/ratios and analytic distribution KL; rollout pre-update explained variance", "critic_explained_variance": 0.0910307169, "clip_fraction": { "mean": 0.0112419128, "maximum": 0.0303955078, "minibatches": 8 }, "kl": { "mean": 0.0020880052, "maximum": ...
{ "termination/task_failure": { "mean": 0.0078048706, "rms": 0.0883451787, "maximum": 1, "valid_samples": 131072, "nonfinite_samples": 0 }, "termination/task_failure_candidate": { "mean": 0.0078048706, "rms": 0.0883451787, "maximum": 1, "valid_samples": 131072, "nonfinite_s...
{ "mode": "revo3_iid", "marginal_std": { "per_joint": [ 0.0201264732, 0.0201019775, 0.0200240947, 0.0201491695, 0.0200390276, 0.0200576652, 0.0200802386, 0.301093787, 0.3009959161, 0.3026959598, 0.302962482, 0.3021268249, 0.3009600639...
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{ "reward_mean": 0, "geometry_reward": 3, "active_object_reward": 0, "wrist_error_m": 3, "active_object_error_m": 3, "invalid_transition_fraction": 0, "command_clipped_fraction": 0, "contact_reward": 0, "object_translation_reward": 0, "object_rotation_reward": 0, "object_translation_reward_weighte...
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{ "backend_invalid": 3, "contact_invalid": 3, "nonfinite_state": 3, "nonfinite_observation": 3 }
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{ "return": 260.4799359528, "length": 119.730994152, "coverage": 0.2980648489, "completed": 0, "invalid": 0.0029239766, "task_failed": 0.9970760234, "task_success": 0, "event_fraction": 0 }
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{ "scope": "Passive pre-clipping gradients/ratios and analytic distribution KL; rollout pre-update explained variance", "critic_explained_variance": 0.1484231949, "clip_fraction": { "mean": 0.0179901123, "maximum": 0.0441894531, "minibatches": 8 }, "kl": { "mean": 0.0025548171, "maximum": ...
{ "termination/task_failure": { "mean": 0.0077896118, "rms": 0.0882587776, "maximum": 1, "valid_samples": 131072, "nonfinite_samples": 0 }, "termination/task_failure_candidate": { "mean": 0.0077896118, "rms": 0.0882587776, "maximum": 1, "valid_samples": 131072, "nonfinite_s...
{ "mode": "revo3_iid", "marginal_std": { "per_joint": [ 0.0201362986, 0.0201099478, 0.0200369451, 0.0201760214, 0.020065926, 0.0200652257, 0.0200957041, 0.3010013402, 0.3014524281, 0.303090781, 0.303483367, 0.3020042181, 0.3014594018,...
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{ "reward_mean": 131072, "geometry_reward": 131067, "active_object_reward": 131072, "wrist_error_m": 131067, "active_object_error_m": 88036, "invalid_transition_fraction": 131072, "command_clipped_fraction": 3670016, "contact_reward": 131072, "object_translation_reward": 131072, "object_rotation_rew...
{ "reward_mean": 0, "geometry_reward": 5, "active_object_reward": 0, "wrist_error_m": 5, "active_object_error_m": 5, "invalid_transition_fraction": 0, "command_clipped_fraction": 0, "contact_reward": 0, "object_translation_reward": 0, "object_rotation_reward": 0, "object_translation_reward_weighte...
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{ "backend_invalid": 5, "contact_invalid": 5, "nonfinite_state": 5, "nonfinite_observation": 5 }
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{ "return": 260.6075926738, "length": 119.7134502924, "coverage": 0.2980235977, "completed": 0, "invalid": 0.0048732943, "task_failed": 0.9951267057, "task_success": 0, "event_fraction": 0 }
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206.862246
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{ "minibatches": 8, "mean": 0.0019521026, "maximum": 0.002972526, "minimum": 0.0000043921 }
{ "scope": "Passive pre-clipping gradients/ratios and analytic distribution KL; rollout pre-update explained variance", "critic_explained_variance": 0.210480392, "clip_fraction": { "mean": 0.0092926025, "maximum": 0.0162353516, "minibatches": 8 }, "kl": { "mean": 0.0019521026, "maximum": 0...
{ "termination/task_failure": { "mean": 0.0078659058, "rms": 0.0886899417, "maximum": 1, "valid_samples": 131072, "nonfinite_samples": 0 }, "termination/task_failure_candidate": { "mean": 0.0078659058, "rms": 0.0886899417, "maximum": 1, "valid_samples": 131072, "nonfinite_s...
{ "mode": "revo3_iid", "marginal_std": { "per_joint": [ 0.0201452635, 0.0201154668, 0.0200384744, 0.0202086717, 0.0200970639, 0.0200524945, 0.0201100931, 0.3010119796, 0.3018102646, 0.3034940064, 0.3036888838, 0.3021293283, 0.30178985...
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{ "reward_mean": 131072, "geometry_reward": 131070, "active_object_reward": 131072, "wrist_error_m": 131070, "active_object_error_m": 87955, "invalid_transition_fraction": 131072, "command_clipped_fraction": 3670016, "contact_reward": 131072, "object_translation_reward": 131072, "object_rotation_rew...
{ "reward_mean": 0, "geometry_reward": 2, "active_object_reward": 0, "wrist_error_m": 2, "active_object_error_m": 1, "invalid_transition_fraction": 0, "command_clipped_fraction": 0, "contact_reward": 0, "object_translation_reward": 0, "object_rotation_reward": 0, "object_translation_reward_weighte...
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{ "return": 261.6462123816, "length": 119.8731848984, "coverage": 0.2984129653, "completed": 0, "invalid": 0.0019361084, "task_failed": 0.9980638916, "task_success": 0, "event_fraction": 0 }
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{"scope":"Passive pre-clipping gradients/ratios and analytic distribution KL; rollout pre-update exp(...TRUNCATED)
{"termination/task_failure":{"mean":0.0078201294,"rms":0.0884314955,"maximum":1.0,"valid_samples":13(...TRUNCATED)
{"mode":"revo3_iid","marginal_std":{"per_joint":[0.020167442,0.0201238282,0.020033706,0.0202428848,0(...TRUNCATED)
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{"reward_mean":0,"geometry_reward":2,"active_object_reward":0,"wrist_error_m":2,"active_object_error(...TRUNCATED)
1,027
{ "backend_invalid": 2, "contact_invalid": 2, "nonfinite_state": 2, "nonfinite_observation": 2 }
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{"return":261.445054929,"length":119.8062317429,"coverage":0.2982497583,"completed":0.0,"invalid":0.(...TRUNCATED)
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{"termination/task_failure":{"mean":0.0078277588,"rms":0.0884746223,"maximum":1.0,"valid_samples":13(...TRUNCATED)
{"mode":"revo3_iid","marginal_std":{"per_joint":[0.0201946795,0.0201509073,0.0200496167,0.0202644505(...TRUNCATED)
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{"reward_mean":0,"geometry_reward":5,"active_object_reward":0,"wrist_error_m":5,"active_object_error(...TRUNCATED)
1,031
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28
{"return":261.8223211925,"length":119.620756547,"coverage":0.2977820468,"completed":0.0,"invalid":0.(...TRUNCATED)
End of preview.

YAML Metadata Warning:empty or missing yaml metadata in repo card

Check out the documentation for more information.

DexSys checkpoints

Checkpoint transfer for the private DexSys Co-tracking code repository. Installation, model interfaces, case preparation and evaluation instructions are maintained in its README on main.

This repository is public: anyone can download the model files. Current uploads contain only trained checkpoints and their required SHA-256 sidecars. No tokens, new scene data, training logs, trajectories or replays are uploaded with these checkpoints.

Group Files Scope
B checkpoint, checksum Uniform 50 Hz; joint residuals
C checkpoint, checksum Uniform 50 Hz; half-speed reference
E checkpoint, checksum Uniform 50 Hz; half-speed C2 reference and wrist-pose residuals

All three are Revo3 co-tracking seed42, update100, for the prepared 125315 fourth window. Keep the .json beside the .pt. Use the matching co-tracking code and case; these checkpoints do not use the older inference export format.

Earlier bundles remain in their original directories for compatibility. The source case used to regenerate the current inputs is pinned at revision 7db38ad3b3239794c4b79c09422a4587ebca7bd4 under revo3/flexiv-right-revo3-125315-w4-nullspace-policy50-u100/case.

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