PJ / DEEPBRAINInterview decision lab
STUDY GUIDE · 23 OCT 2026
deepbrain.define-labs.com
Reference / PERSONAL STUDY · PUBLIC, SYNTHETIC & PROPOSED LABELS APPLY

THE MAIN POINT

One grain and one meaning per field.

0s

Uses your device's speech voices. No paid API. Test your speaking pace aloud.

Field dictionary and source dimensions

Connected dashboard practice: Return to the cohort decision when you can explain its unit, eligibility and denominator.

Synthetic/proposed practice data. The descriptions below are also present in Metabase. Read source grain before joining or filtering.

task

One row per task; attempts and vendor costs preaggregated.

Field Meaning and limit
task_id Fictional customer task identifier. One task may have several render attempts.
user_id User id. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
workflow Workflow. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
locale Locale. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
created_at Created at. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
source_minutes Source minutes. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
eligible Eligible. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
block_reason Block reason. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
source_id Provenance identifier; sim is fictional, plan is proposed.
account_id Fictional customer account identifier. Accounts can contain multiple users.
persona Persona. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
primary_workflow Primary workflow. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
channel Channel. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
signup_at Signup at. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
variant User-level randomized assignment; team accounts may mix variants. No account-level causal claim.
plan Plan. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
attempts Attempts. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
failed_attempts Failed attempts. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
render_success Render success. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
last_finished_at Last finished at. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
ready_at Ready at. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
preview_at Preview at. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
exported_at Exported at. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
distributed_at Distributed at. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
confirmed_use_at Confirmed use at. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
reviewed_at Reviewed at. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
accepted Accepted. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
critical_error Stored independent synthetic review flag. Missing review is unknown.
prep_minutes Prep minutes. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
review_minutes Review minutes. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
repair_minutes Repair minutes. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
manual_baseline_estimate_minutes User-estimated manual alternative, not a measured counterfactual.
direct_vendor_usd Direct vendor usd. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
confirmed_quality_use Accepted, no critical error, and confirmed audience use; missing review stays unknown.
ready_seconds Ready seconds. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
previewed Previewed. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
reviewed_preview Reviewed preview. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
reviewed Reviewed. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
accepted_flag Accepted flag. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
critical_flag Critical flag. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
had_failure Had failure. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
recovered_value Recovered value. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
attempted Attempted. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
retried Retried. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.
use_seconds Use seconds. One row per task; attempts and vendor costs preaggregated. Synthetic/proposed data; not DeepBrain performance.

week

One row per confirmed quality-use task; group by week.

Field Meaning and limit
account_id Fictional customer account identifier. Accounts can contain multiple users.
task_id Fictional customer task identifier. One task may have several render attempts.
persona Persona. One row per confirmed quality-use task; group by week. Synthetic/proposed data; not DeepBrain performance.
workflow Workflow. One row per confirmed quality-use task; group by week. Synthetic/proposed data; not DeepBrain performance.
week_start Week start. One row per confirmed quality-use task; group by week. Synthetic/proposed data; not DeepBrain performance.

cohort

One row per signup including zero-activity users.

Field Meaning and limit
user_id User id. One row per signup including zero-activity users. Synthetic/proposed data; not DeepBrain performance.
account_id Fictional customer account identifier. Accounts can contain multiple users.
persona Persona. One row per signup including zero-activity users. Synthetic/proposed data; not DeepBrain performance.
primary_workflow Primary workflow. One row per signup including zero-activity users. Synthetic/proposed data; not DeepBrain performance.
channel Channel. One row per signup including zero-activity users. Synthetic/proposed data; not DeepBrain performance.
signup_at Signup at. One row per signup including zero-activity users. Synthetic/proposed data; not DeepBrain performance.
variant User-level randomized assignment; team accounts may mix variants. No account-level causal claim.
acquisition_usd Acquisition usd. One row per signup including zero-activity users. Synthetic/proposed data; not DeepBrain performance.
source_id Provenance identifier; sim is fictional, plan is proposed.
cohort_month Cohort month. One row per signup including zero-activity users. Synthetic/proposed data; not DeepBrain performance.
mature7 Seven full days observed at frozen cutoff.
mature42 A full 42 days observed at frozen cutoff; days 28-41 return eligibility.
activated7 Activated7. One row per signup including zero-activity users. Synthetic/proposed data; not DeepBrain performance.
return28_41 Return28 41. One row per signup including zero-activity users. Synthetic/proposed data; not DeepBrain performance.
activated_eligible Activated eligible. One row per signup including zero-activity users. Synthetic/proposed data; not DeepBrain performance.
returned_eligible Returned eligible. One row per signup including zero-activity users. Synthetic/proposed data; not DeepBrain performance.
zero_mature Zero mature. One row per signup including zero-activity users. Synthetic/proposed data; not DeepBrain performance.
eligible_spend Eligible spend. One row per signup including zero-activity users. Synthetic/proposed data; not DeepBrain performance.

milestone

One task per recorded checkpoint; group by checkpoint.

Field Meaning and limit
task_id Fictional customer task identifier. One task may have several render attempts.
persona Persona. One task per recorded checkpoint; group by checkpoint. Synthetic/proposed data; not DeepBrain performance.
workflow Workflow. One task per recorded checkpoint; group by checkpoint. Synthetic/proposed data; not DeepBrain performance.
checkpoint Checkpoint. One task per recorded checkpoint; group by checkpoint. Synthetic/proposed data; not DeepBrain performance.

work

One reviewed task per workload component; group by component.

Field Meaning and limit
task_id Fictional customer task identifier. One task may have several render attempts.
persona Persona. One reviewed task per workload component; group by component. Synthetic/proposed data; not DeepBrain performance.
workflow Workflow. One reviewed task per workload component; group by component. Synthetic/proposed data; not DeepBrain performance.
component Component. One reviewed task per workload component; group by component. Synthetic/proposed data; not DeepBrain performance.
minutes Minutes. One reviewed task per workload component; group by component. Synthetic/proposed data; not DeepBrain performance.

estimate

One reviewed task; manual baseline is an estimate.

Field Meaning and limit
task_id Fictional customer task identifier. One task may have several render attempts.
user_id User id. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
workflow Workflow. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
locale Locale. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
created_at Created at. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
source_minutes Source minutes. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
eligible Eligible. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
block_reason Block reason. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
source_id Provenance identifier; sim is fictional, plan is proposed.
account_id Fictional customer account identifier. Accounts can contain multiple users.
persona Persona. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
primary_workflow Primary workflow. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
channel Channel. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
signup_at Signup at. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
variant User-level randomized assignment; team accounts may mix variants. No account-level causal claim.
plan Plan. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
attempts Attempts. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
failed_attempts Failed attempts. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
render_success Render success. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
last_finished_at Last finished at. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
ready_at Ready at. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
preview_at Preview at. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
exported_at Exported at. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
distributed_at Distributed at. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
confirmed_use_at Confirmed use at. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
reviewed_at Reviewed at. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
accepted Accepted. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
critical_error Stored independent synthetic review flag. Missing review is unknown.
prep_minutes Prep minutes. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
review_minutes Review minutes. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
repair_minutes Repair minutes. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
manual_baseline_estimate_minutes User-estimated manual alternative, not a measured counterfactual.
direct_vendor_usd Direct vendor usd. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
confirmed_quality_use Accepted, no critical error, and confirmed audience use; missing review stays unknown.
ready_seconds Ready seconds. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.
estimated_net_minutes Estimated net minutes. One reviewed task; manual baseline is an estimate. Synthetic/proposed data; not DeepBrain performance.

meter

One entitlement per task; never combine incompatible meter units.

Field Meaning and limit
task_id Fictional customer task identifier. One task may have several render attempts.
meter Distinct allowance unit. Never sum video counts, dubbing minutes and generative credits.
reserved Reserved. One entitlement per task; never combine incompatible meter units. Synthetic/proposed data; not DeepBrain performance.
consumed Consumed. One entitlement per task; never combine incompatible meter units. Synthetic/proposed data; not DeepBrain performance.
released Released. One entitlement per task; never combine incompatible meter units. Synthetic/proposed data; not DeepBrain performance.
source_id Provenance identifier; sim is fictional, plan is proposed.
persona Persona. One entitlement per task; never combine incompatible meter units. Synthetic/proposed data; not DeepBrain performance.
workflow Workflow. One entitlement per task; never combine incompatible meter units. Synthetic/proposed data; not DeepBrain performance.
outstanding Outstanding. One entitlement per task; never combine incompatible meter units. Synthetic/proposed data; not DeepBrain performance.

assignment

One account with assigned users; validity audit not treatment effect.

Field Meaning and limit
account_id Fictional customer account identifier. Accounts can contain multiple users.
variants Variants. One account with assigned users; validity audit not treatment effect. Synthetic/proposed data; not DeepBrain performance.
mixed Mixed. One account with assigned users; validity audit not treatment effect. Synthetic/proposed data; not DeepBrain performance.

billing

One account per month; group by month, MRR is a stock.

Field Meaning and limit
account_id Fictional customer account identifier. Accounts can contain multiple users.
month UTC calendar month. Keep MRR grouped by this stock period.
opening_mrr Opening mrr. One account per month; group by month, MRR is a stock. Synthetic/proposed data; not DeepBrain performance.
new_mrr New mrr. One account per month; group by month, MRR is a stock. Synthetic/proposed data; not DeepBrain performance.
expansion Expansion. One account per month; group by month, MRR is a stock. Synthetic/proposed data; not DeepBrain performance.
contraction Contraction. One account per month; group by month, MRR is a stock. Synthetic/proposed data; not DeepBrain performance.
churn Churn. One account per month; group by month, MRR is a stock. Synthetic/proposed data; not DeepBrain performance.
closing_mrr Closing mrr. One account per month; group by month, MRR is a stock. Synthetic/proposed data; not DeepBrain performance.
cash_received Cash received. One account per month; group by month, MRR is a stock. Synthetic/proposed data; not DeepBrain performance.
refunds Refunds. One account per month; group by month, MRR is a stock. Synthetic/proposed data; not DeepBrain performance.
payment_fee Payment fee. One account per month; group by month, MRR is a stock. Synthetic/proposed data; not DeepBrain performance.
source_id Provenance identifier; sim is fictional, plan is proposed.
retained_base Retained base. One account per month; group by month, MRR is a stock. Synthetic/proposed data; not DeepBrain performance.
retained_expanded Retained expanded. One account per month; group by month, MRR is a stock. Synthetic/proposed data; not DeepBrain performance.

period

One month; costs separately aggregated before joining.

Field Meaning and limit
month UTC calendar month. Keep MRR grouped by this stock period.
net_cash Net cash. One month; costs separately aggregated before joining. Synthetic/proposed data; not DeepBrain performance.
payment_fee Payment fee. One month; costs separately aggregated before joining. Synthetic/proposed data; not DeepBrain performance.
direct_usd Direct usd. One month; costs separately aggregated before joining. Synthetic/proposed data; not DeepBrain performance.
service_allocated Service allocated. One month; costs separately aggregated before joining. Synthetic/proposed data; not DeepBrain performance.
rd Rd. One month; costs separately aggregated before joining. Synthetic/proposed data; not DeepBrain performance.
service_cash_contribution Service cash contribution. One month; costs separately aggregated before joining. Synthetic/proposed data; not DeepBrain performance.
after_rd_cash_proxy After rd cash proxy. One month; costs separately aggregated before joining. Synthetic/proposed data; not DeepBrain performance.

eval

One held-out case per candidate; group candidate and slice.

Field Meaning and limit
case_id Case id. One held-out case per candidate; group candidate and slice. Synthetic/proposed data; not DeepBrain performance.
candidate Candidate. One held-out case per candidate; group candidate and slice. Synthetic/proposed data; not DeepBrain performance.
task_pass Task pass. One held-out case per candidate; group candidate and slice. Synthetic/proposed data; not DeepBrain performance.
critical_error Stored independent synthetic review flag. Missing review is unknown.
judge_pass Judge pass. One held-out case per candidate; group candidate and slice. Synthetic/proposed data; not DeepBrain performance.
cost_usd Cost usd. One held-out case per candidate; group candidate and slice. Synthetic/proposed data; not DeepBrain performance.
latency_seconds Latency seconds. One held-out case per candidate; group candidate and slice. Synthetic/proposed data; not DeepBrain performance.
source_id Provenance identifier; sim is fictional, plan is proposed.
slice Slice. One held-out case per candidate; group candidate and slice. Synthetic/proposed data; not DeepBrain performance.
detected_failure Detected failure. One held-out case per candidate; group candidate and slice. Synthetic/proposed data; not DeepBrain performance.
actual_failure Actual failure. One held-out case per candidate; group candidate and slice. Synthetic/proposed data; not DeepBrain performance.

opportunity

One proposed opportunity; filter chosen subset before summing.

Field Meaning and limit
opportunity_id Opportunity id. One proposed opportunity; filter chosen subset before summing. Synthetic/proposed data; not DeepBrain performance.
name Name. One proposed opportunity; filter chosen subset before summing. Synthetic/proposed data; not DeepBrain performance.
eng_weeks Eng weeks. One proposed opportunity; filter chosen subset before summing. Synthetic/proposed data; not DeepBrain performance.
design_weeks Design weeks. One proposed opportunity; filter chosen subset before summing. Synthetic/proposed data; not DeepBrain performance.
review_weeks Review weeks. One proposed opportunity; filter chosen subset before summing. Synthetic/proposed data; not DeepBrain performance.
dependency Dependency. One proposed opportunity; filter chosen subset before summing. Synthetic/proposed data; not DeepBrain performance.
low_reach Low reach. One proposed opportunity; filter chosen subset before summing. Synthetic/proposed data; not DeepBrain performance.
high_reach High reach. One proposed opportunity; filter chosen subset before summing. Synthetic/proposed data; not DeepBrain performance.
source_id Provenance identifier; sim is fictional, plan is proposed.

gate

One proposed release gate; unknown is not verified.

Field Meaning and limit
gate_id Gate id. One proposed release gate; unknown is not verified. Synthetic/proposed data; not DeepBrain performance.
requirement_id Requirement id. One proposed release gate; unknown is not verified. Synthetic/proposed data; not DeepBrain performance.
owner_role Owner role. One proposed release gate; unknown is not verified. Synthetic/proposed data; not DeepBrain performance.
test Test. One proposed release gate; unknown is not verified. Synthetic/proposed data; not DeepBrain performance.
state State. One proposed release gate; unknown is not verified. Synthetic/proposed data; not DeepBrain performance.
source_id Provenance identifier; sim is fictional, plan is proposed.
unresolved Unresolved. One proposed release gate; unknown is not verified. Synthetic/proposed data; not DeepBrain performance.

Metabase metadata coverage: 627 metric dimension instances, 182 raw fields and 27 foreign-key relationships.

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