Extend support to Word2Number

doc/evaluation-scores.md

@@ -7,12 +7,12 @@ Task 8).
 The scores in the following table are the micro average. MeasEval was annotated to allow approximated entities, which
 are not supported in grobid-quantities.
 
-| Type (Ref)                | Matching  method | Precision | Recall | F1-score | Support |
-|---------------------------|------------------|-----------|--------|----------|---------|
-| Quantities (QUANT)        | strict           | 54.09     | 54.47  | 54.28    | 1137    |
-| Quantities (QUANT)        | soft             | 67.02     | 67.49  | 67.26    | 1137    |
-| Quantified substance (ME) | strict           | 13.82     | 9.67   | 11.38    | 615     |
-| Quantified substance (ME) | soft             | 21.63     | 15.13  | 17.80    | 615     |
+| Type (Ref)           | Matching  method | Precision | Recall | F1-score | Support |
+|----------------------|------------------|-----------|--------|----------|---------|
+| Quantities           | strict           | 54.62     | 59.17  | 56.80    | 1223    |
+| Quantities           | soft             | 66.72     | 72.28  | 69.39    | 1223    |
+| Quantified substance | strict           | 12.80     | 10.24  | 11.38    | 703     |
+| Quantified substance | soft             | 23.19     | 18.54  | 20.61    | 703     |
 
 Note: the ME (Measured Entity) is still experimental in Grobid-quantities.
 

scripts/measeval_e2e_eval.py

@@ -182,8 +182,8 @@ def parse_measurements_output(result):
         if quantity_type is not None or has_unit:
             measurement_output_object['type'] = quantity_type
 
-        if parsed_value_type is None or parsed_value_type not in ['ALPHABETIC', 'TIME']:
-            measurements_output.append(measurement_output_object)
+        # if parsed_value_type is None or parsed_value_type not in ['ALPHABETIC', 'TIME']:
+        measurements_output.append(measurement_output_object)
 
     return measurements_output
 

src/main/java/org/grobid/core/data/Quantity.java

@@ -351,7 +351,7 @@ public String toJson() {
                 if (!first) {
                     json.append(", ");
                 }
-                json.append("\"normalizedValue\":" + value.toString());
+                json.append("\"normalizedValue\":" + value.toPlainString());
             }
 
             json.append("}");
@@ -363,7 +363,7 @@ public String toJson() {
         public String toString() {
             final StringBuilder sb = new StringBuilder("Normalized{");
             sb.append("rawValue='").append(rawValue).append('\'');
-            sb.append(", value=").append(value);
+            sb.append(", value=").append(value.toPlainString());
             sb.append(", unit=").append(unit);
             sb.append('}');
             return sb.toString();

src/main/java/org/grobid/core/data/Value.java

@@ -114,7 +114,7 @@ public String toJson() {
             } else {
                 json.append(", ");
             }
-            json.append("\"numeric\" : " + getNumeric());
+            json.append("\"numeric\" : " + getNumeric().toPlainString());
         }
 
         if (getStructure() != null) {

src/main/java/org/grobid/core/engines/ValueParser.java

@@ -31,6 +31,7 @@
 
 import static org.apache.commons.lang3.StringUtils.*;
 import static org.grobid.core.engines.label.QuantitiesTaggingLabels.*;
+import static org.grobid.core.engines.utilities.LabellingUtils.correctLabelling;
 
 /**
  * Parser for the value part of a recognized quantity. The goal of the present parser is
@@ -156,12 +157,13 @@ protected BigDecimal parseValueBlock(ValueBlock block, Locale locale) {
                 try {
                     return w2n.normalize(block.getAlphaAsString(), locale);
                 } catch (NormalizationException e) {
-                    LOGGER.error("Cannot parse " + block.toString() + " with Locale " + locale, e);
+                    LOGGER.error("Skipping parsing of a value. Cannot parse " + block + " with Locale " + locale, e);
                 }
                 break;
 
             case TIME:
-                //we do not parse it for the moment
+                // We do not parse it for the moment.
+                // Time/Date should be parsed upstream as it requires some additional context.
                 break;
 
         }
@@ -204,7 +206,9 @@ public ValueBlock tagValue(String text) {
             } catch (Exception e) {
                 throw new GrobidException("CRF labeling for quantity parsing failed.", e);
             }
-            parsedValue = resultExtraction(res, layoutTokens);
+            String fixedRes = correctLabelling(res);
+
+            parsedValue = resultExtraction(fixedRes, layoutTokens);
         } catch (Exception e) {
             throw new GrobidException("An exception occurred while running Grobid.", e);
         }