Protactinium-234
f20e9e83-9658-57c7-b765-b0434d18b732
bafu 2026-v1
algorithm- Name
- Protactinium-234
- Context
- emissions to water → river
- Unit
- Bq
- CAS
- —
- EC
- —
- Basis
- label Protactinium-234
- Method
- algorithm
- Substance
- fo-0180e5b573fb14ef
- Target flow
- ad48306f60e084371ac24e8e434e6fc0308ce609
What it could have been
5 flows between them, 5 of them eligible after the dimension and media filter, 8 removed because the context did not agree, and 5 tied on the winning score of 1.
| Score | Name | Unit | Context | LCIA | Flow |
|---|---|---|---|---|---|
| 1 tied | Protactinium-234 | kBq | Environmental → Water → Ocean | 0 | 3e4c6613-6556-11dd-ad8b-0800200c9a66 |
| 1 tied | Protactinium-234 | kBq | Environmental → Water → Surface water | 0 | fe0acd60-3ddc-11dd-ab76-0050c2490048 |
| 1 tied | Protactinium-234 | kBq | Environmental → Water → Long-term | 0 | fe0acd60-3ddc-11dd-ab77-0050c2490048 |
| 1 tied | Protactinium-234 | kBq | Environmental → Water → Unknown | 0 | fe0acd60-3ddc-11dd-ab78-0050c2490048 |
| 1 tied | Protactinium-234 | kBq | Environmental → Water → Unconfined aquifer | 0 | d8d6a3b2c86cebb3a98f99d97d23f812cc8255e1 |
Everything this outcome recorded
{
"source_uuid": "f20e9e83-9658-57c7-b765-b0434d18b732",
"source_name": "Protactinium-234",
"source_context": [
"emissions to water",
"river"
],
"source_context_normalized": [
"Environmental",
"Water",
"River"
],
"source_context_iri": "https://vocab.brightway.one/flow-contexts/envi-wate-rive",
"source_unit": "Bq",
"source_cas": "",
"source_ec": "",
"flow_object_id": "fo-0180e5b573fb14ef",
"target_name": "Protactinium-234",
"target_elementary_flow_id": "ad48306f60e084371ac24e8e434e6fc0308ce609",
"target_context": [
"Environmental",
"Water",
"River"
],
"target_unit": "kBq",
"basis": "label",
"basis_value": "Protactinium-234",
"selector_reason": "new-elementary-flow-created",
"matching_method": "algorithm",
"algorithm_details": {
"flow_object_candidate_count": 1,
"elementary_candidate_count": 13,
"eligible_candidate_count": 5,
"filtered_out_context_mismatch_count": 8,
"required_dimension": "Environmental",
"required_media": "Water",
"selector_model": "exact-iri-shortcircuit;up-tree-filter;score=(2*unit_exact)+context_overlap-context_penalty+context_iri_exact;contradiction-veto",
"top_candidates": [
{
"elementary_flow_id": "3e4c6613-6556-11dd-ad8b-0800200c9a66",
"score": 1,
"unit_exact": false,
"context_overlap": 2,
"context_penalty": 1,
"context_iri_exact": false,
"unit": "kBq",
"context": [
"Environmental",
"Water",
"Ocean"
],
"context_iri": "https://vocab.brightway.one/flow-contexts/envi-wate-ocea"
},
{
"elementary_flow_id": "fe0acd60-3ddc-11dd-ab76-0050c2490048",
"score": 1,
"unit_exact": false,
"context_overlap": 2,
"context_penalty": 1,
"context_iri_exact": false,
"unit": "kBq",
"context": [
"Environmental",
"Water",
"Surface water"
],
"context_iri": "https://vocab.brightway.one/flow-contexts/envi-wate-suwa"
},
{
"elementary_flow_id": "fe0acd60-3ddc-11dd-ab77-0050c2490048",
"score": 1,
"unit_exact": false,
"context_overlap": 2,
"context_penalty": 1,
"context_iri_exact": false,
"unit": "kBq",
"context": [
"Environmental",
"Water",
"Long-term"
],
"context_iri": "https://vocab.brightway.one/flow-contexts/envi-wate-lote"
},
{
"elementary_flow_id": "fe0acd60-3ddc-11dd-ab78-0050c2490048",
"score": 1,
"unit_exact": false,
"context_overlap": 2,
"context_penalty": 1,
"context_iri_exact": false,
"unit": "kBq",
"context": [
"Environmental",
"Water",
"Unknown"
],
"context_iri": "https://vocab.brightway.one/flow-contexts/envi-wate-unkn"
},
{
"elementary_flow_id": "d8d6a3b2c86cebb3a98f99d97d23f812cc8255e1",
"score": 1,
"unit_exact": false,
"context_overlap": 2,
"context_penalty": 1,
"context_iri_exact": false,
"unit": "kBq",
"context": [
"Environmental",
"Water",
"Unconfined aquifer"
],
"context_iri": "https://vocab.brightway.one/flow-contexts/envi-wate-unaq"
}
],
"scored_candidates": [
{
"elementary_flow_id": "3e4c6613-6556-11dd-ad8b-0800200c9a66",
"score": 1,
"unit_exact": false,
"context_overlap": 2,
"context_penalty": 1,
"context_iri_exact": false,
"unit": "kBq",
"context": [
"Environmental",
"Water",
"Ocean"
],
"context_iri": "https://vocab.brightway.one/flow-contexts/envi-wate-ocea"
},
{
"elementary_flow_id": "fe0acd60-3ddc-11dd-ab76-0050c2490048",
"score": 1,
"unit_exact": false,
"context_overlap": 2,
"context_penalty": 1,
"context_iri_exact": false,
"unit": "kBq",
"context": [
"Environmental",
"Water",
"Surface water"
],
"context_iri": "https://vocab.brightway.one/flow-contexts/envi-wate-suwa"
},
{
"elementary_flow_id": "fe0acd60-3ddc-11dd-ab77-0050c2490048",
"score": 1,
"unit_exact": false,
"context_overlap": 2,
"context_penalty": 1,
"context_iri_exact": false,
"unit": "kBq",
"context": [
"Environmental",
"Water",
"Long-term"
],
"context_iri": "https://vocab.brightway.one/flow-contexts/envi-wate-lote"
},
{
"elementary_flow_id": "fe0acd60-3ddc-11dd-ab78-0050c2490048",
"score": 1,
"unit_exact": false,
"context_overlap": 2,
"context_penalty": 1,
"context_iri_exact": false,
"unit": "kBq",
"context": [
"Environmental",
"Water",
"Unknown"
],
"context_iri": "https://vocab.brightway.one/flow-contexts/envi-wate-unkn"
},
{
"elementary_flow_id": "d8d6a3b2c86cebb3a98f99d97d23f812cc8255e1",
"score": 1,
"unit_exact": false,
"context_overlap": 2,
"context_penalty": 1,
"context_iri_exact": false,
"unit": "kBq",
"context": [
"Environmental",
"Water",
"Unconfined aquifer"
],
"context_iri": "https://vocab.brightway.one/flow-contexts/envi-wate-unaq"
}
],
"winning_score": 1,
"tie_on_top_score": true,
"source_context_original": [
"emissions to water",
"river"
],
"source_context_normalized": [
"Environmental",
"Water",
"River"
],
"source_context_used_for_matching": [
"Environmental",
"Water",
"River"
],
"source_context_matching_basis": "normalized"
},
"provenance": {
"prov:wasGeneratedBy": "merge_bafu",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"bafu:2026-v1:f20e9e83-9658-57c7-b765-b0434d18b732",
"Protactinium-234",
"",
"algorithm.lookup_order=cas>ec>label",
"algorithm.basis=label:Protactinium-234",
"algorithm.flow_object_candidates=1",
"algorithm.elementary_candidates=13",
"algorithm.selector_reason=new-elementary-flow-created",
"algorithm.score_rule=exact-iri-shortcircuit;up-tree-filter;score=(2*unit_exact)+context_overlap-context_penalty+context_iri_exact;contradiction-veto",
"algorithm.winning_score=1",
"algorithm.tie_on_top_score=true"
],
"prov:wasDerivedFrom": "algorithmic_fallback:lookup_order(cas>ec>label);basis(label:Protactinium-234);flow_object_candidates(1);elementary_candidates(13);selector(new-elementary-flow-created);exact-iri-shortcircuit;up-tree-filter;score=(2*unit_exact)+context_overlap-context_penalty+context_iri_exact;contradiction-veto"
}
}