Contents
Server Status (raw)
The following status information describes the underyling DDC server process.| key | : value | description |
|---|---|---|
| name | : server:gei_digital | symbolic name for the underlying DDC server process (syslog label) |
| version | : 2.2.8 | DDC library version for the underlying DDC server process |
| compat | : 2.2.8 | server compatibility mode |
| started | : 2024-04-16 08:01:45+0200 | time of last server re-start |
| uptime | : 3 days, 20 hours, 44 minutes, and 33 seconds | time since last server re-start |
| nrequests | : 117 | total number of client requests processed by the underlying DDC server |
| nqueries | : 110 | total number of query requests processed by the underlying DDC server |
| nerrors | : 7 | total number of failed client requests (e.g. due to parse errors) |
| nslow | : 2 | total number of slow client requests and logged as such |
| qtavg | : 852 ms | running average query processing time |
| nworkers | : 8 | number of concurrent client worker thread(s) |
| mem | : 1.48 GB | memory resident set size used by the underlying DDC server (total non-swapped physical memory used) |
| navcachesize | : 0 | current size of internal navigation hint cache |
| corpora | : 4 logical ~ 4 physical | number of sub-corpora contributing to this corpus |
| mmap | : 4 / 4 | number of memory-mapped physical sub-corpora |
| hitstrings | : serial | evaluation mode for hit-string retrieval (serial or parallel) |
Index Information (raw)
Collection
The physical subcorpora supplied the following collection information conforming to D* build system conventions.| collection | description |
|---|---|
| gei_digital | GEI-Digital (ca. 1700-1920), Georg-Eckert-Institut - Leibniz-Institut für internationale Schulbuchforschung |
Basic Information
The following basic information was estimated by aggregation over all physical leaf nodes of the current corpus.| key | : value | description |
|---|---|---|
| indexed | : 2021-01-29 21:17:57+0100 | timestamp of youngest physical sub-corpus (*._con mtime) |
| nfiles | : 5.04 K | total number of indexed files |
| nsources | : 0 | total number of source files during index compilation |
| nmasked | : 0 | total number of masked corpus files (indexed but not displayed) |
| ntokens | : 544 M | total number of indexed tokens |
Version Information
The physical subcorpora supplied the following version information conforming to D* build system conventions.| key | : value(s) | description |
|---|---|---|
| build-cab | : de-dta-2020-12-05 | version identifier(s) for D* CAB resources used during corpus build |
| build-index | : gei_digital-ddc-index-2021-01-29 | version identifier(s) for most recent D* DDC index update |
| build-index.orig | : gei_digital-ddc-index-2020-12-17 | version identifier(s) for initial D* DDC index build |
| build-src | : gei_digital-src-xml-2020-12-16 | version identifier(s) for D* TEI-XML corpus sources |
| build-timestamp | : 2021-01-31T21:48:21+0100 | timestamp(s) of D* DDC index compilation |
| curator | : scheel@gei.de | corpus content curator(s) |
| maintainer | : jurish@bbaw.de | corpus infrastructure maintainer(s) |
Token Attributes
The following token attribute indices (s_index) are available for use in single-token queries, contextual sort operators and count-key expressions.| name | alias(es) | visible | size | description |
|---|---|---|---|---|
| $Token | $w $Utf8 $u |
yes | 10.2 M | token surface text |
| $CanonicalToken | $v | yes | 9.34 M | DTA::CAB-normalized modern equivalent wordform |
| $Pos | $p | yes | 255 | part-of-speech tag for the source token (typically STTS) |
| $Lemma | $l | yes | 8.53 M | lemma for the source token as returned by CAB+moot+TAGH; typically the default attribute for bareword queries |
| $Page | $page | yes | 4.84 K | page (scan) identifier, not to be confused with DDC-internal page_ counter |
| $WordSep | $ws | yes | 8 | Boolean attribute, '1' (one) if the source token text is immediately preceded by whitespace, otherwise '0' (zero) |
Bibliographic Metadata Attributes
The following bibliographic metadata attributes and aliases (s_field) are available for use in metadata filters, metadata sort operators, and count-key expressions.| name | visible | portability | size | description |
|---|---|---|---|---|
| orig | no | ★★★★★ | 0 | bibliographic decsriptor for original source document (not properly searchable) |
| scan | no | ★★★★★ | 0 | bibliographic descriptor for scanned source document (not properly searchable) |
| date | no | ★★★★★ | 0 | source document date, reported as YYYY[-MM[-DD]] |
| page | no | ★★★★★ | 0 | page counter integer offset |
| author | yes | ★★★★ | 2.16 K | document author(s) |
| avail | yes | ★★★★ | 4 | constant: availability code matching regex [MO]R[0-9][WS] |
| availability | yes | ★★★ | 4 | constant: human-readable licensing conditions |
| basename | yes | ★★★★ | 5.04 K | basename of indexed source file (document identifier) |
| bibl | yes | ★★★★ | 5.03 K | human-readable (short) bibliographic reference string for display |
| bildungslevel | yes | 44 | --undocumented-- | |
| collection | yes | ★★★★ | 4 | constant: symbolic label for the (sub)corpus collection |
| dokumenttyp | yes | 34 | --undocumented-- | |
| editor | yes | 426 | --undocumented-- | |
| empty | no | ★★ | 4 | constant: empty string constant |
| flags | yes | ★★★★ | 4 | constant: colon- or space-separated list of Boolean flags |
| geiclass | yes | 37 | --undocumented-- | |
| geicode | yes | 299 | --undocumented-- | |
| land | yes | 9 | --undocumented-- | |
| person | yes | 326 | --undocumented-- | |
| place | yes | 609 | --undocumented-- | |
| ppn | yes | 5.04 K | --undocumented-- | |
| publisher | yes | 1.2 K | --undocumented-- | |
| schulform | yes | 36 | --undocumented-- | |
| textClass | yes | ★★★★ | 4 | constant: colon-separated list of symbolic document genre(s), primary genre first |
| timestamp | yes | ★★★★ | 30 | source document timestamp in UTC ISO-8601 format {YYYY}-{MM}-{DD}T{HH}:{MM}:{SS}Z |
| title | yes | ★★★★ | 4.98 K | document title |
| unterrichtsfach | yes | 32 | --undocumented-- | |
| url | yes | ★★★ | 5.04 K | source URL for this document, if available |
| zeitspanne | yes | 12 | --undocumented-- | |
| corpus | no | ★ | 4 | constant: deprecated, prefer flags |
| dtadir | no | ★ | 5.04 K | deprecated alias for basename |
| textClassDWDS | no | ★ | 4 | constant: deprecated alias for textClass |
Break Collections
The following break collections (s_break) are available for use in anchor queries and the #WITHIN query operator.| name | alias | size | description |
|---|---|---|---|
| sentence | s | 25.7 M | single sentence or sentence-like unit |
| paragraph | p | 1.27 M | single paragraph or paragraph-like unit |
| file | 5.04 K | single input document (e.g. article, volume) |
Operator-Dependent Defaults
Query operators lacking an explicit index specification (s_index rsp. s_break) will select a default token attribute or break collection depending on the selected query operator as follows:| operator | attribute(s) | description |
|---|---|---|
| _ | $Lemma | default attribute for bareword search terms (qw_bareword, qw_set_infl) |
| @_ | $Token | default attribute for exact match search terms (qw_exact, qw_set_exact) |
| /_/ | $Token | default attribute for regular expression search terms (qw_regex, qw_prefix, qw_suffix, qw_infix, qw_prefix_set, qw_suffix_set, qw_infix_set) |
| %_ | $Lemma | default attribute for lemma search terms (qw_lemma) |
| . | sentence | default break collection for anchor queries (qw_anchor) |
Term Expanders
The following term expanders (s_expander) are available for use in term expansion pipelines for bareword and set-valued term queries.| name | description |
|---|---|
| CanonicalToken | default expansion chain for the $CanonicalToken attribute, typically an alias for eqlemma |
| Lemma | default expansion chain for the $Lemma attribute, typically an alias for lemma |
| Lemmas | typically an alias for lemmata |
| Lemmata | typically an alias for lemmata |
| Pos | default expansion chain for the $Pos attribute, typically an alias for case |
| Token | default expansion chain for the $Token attribute, typically an alias for eqlemma |
| Utf8 | default expansion chain for the $Utf8 attribute, typically an alias for eqlemma |
| WebLemma | synchronic lemmatizer, typically an alias for lemma |
| cab | union of eqlemma, pho, and rw expanders |
| case | upper-/lower-case variant expander (modulo "McKinsey" et al.) |
| eql | typically an alias for eqlemma |
| eqlemma | finds all lemma-equivalent surface forms using an external CAB server with auxilliary vocabulary database |
| germanet | alias for gn-asi |
| gn-asi | maps lemmata to all GermaNet hyponyms of any depth (synonyms or subclasses) |
| gn-asi1 | maps lemmata to all depth≤1 GermaNet hyponyms (synonyms or immediate subclasses) |
| gn-asi2 | maps lemmata to all depth≤2 GermaNet hyponyms (synonyms, first-, or second-order subclasses) |
| gn-isa | maps lemmata to all GermaNet hyperonyms of any depth (synonyms or superclasses) |
| gn-isa1 | maps lemmata to all depth≤1 GermaNet hyperonyms (synonyms or immediate superclasses) |
| gn-isa2 | maps lemmata to all depth≤2 GermaNet hyperonyms (synonyms, first-, or second-order superclasses) |
| gn-sub | alias for gn-asi |
| gn-sub1 | alias for gn-asi1 |
| gn-sub2 | alias for gn-asi2 |
| gn-sup | alias for gn-isa |
| gn-sup1 | alias for gn-isa1 |
| gn-sup2 | alias for gn-isa2 |
| gn-syn | maps lemmata to immediate GermaNet synonyms (synset co-membership) |
| gn-syn1 | maps lemmata to depth≤1 GermaNet synonyms (synset co-membership or immediate hyponyms/hyperonyms) |
| gn-syn2 | maps lemmata to depth≤2 GermaNet synonyms (synset co-membership, first-, or second-order hyponyms/hyperonyms) |
| id | identity expander (no-op) |
| infl | alias for morphy |
| lc | typically an alias for tolower |
| lemma | default lemmatizer using external CAB server (precision-oriented, "best" lemma only, typically the default) |
| lemmas | typically an alias for lemmata |
| lemmata | alternative lemmatizer using external CAB server (recall-oriented, returns all known lemata) |
| lemmatize | typically an alias for lemma |
| morphy | built-in DDC morphy lemmatization & re-inflection (not recommended, prefer Lemma or eqlemma) |
| null | identity expander (no-op) |
| openthes | alias for ot-asi |
| openthesaurus | alias for ot-asi |
| ot-asi | maps lemmata to all OpenThesaurus hyponyms of any depth (synonyms or subclasses) |
| ot-asi1 | maps lemmata to all depth≤1 OpenThesaurus hyponyms (synonyms or immediate subclasses) |
| ot-asi2 | maps lemmata to all depth≤2 OpenThesaurus hyponyms (synonyms, first-, or second-order subclasses) |
| ot-isa | maps lemmata to all OpenThesaurus hyperonyms of any depth (synonyms or superclasses) |
| ot-isa1 | maps lemmata to all depth≤1 OpenThesaurus hyperonyms (synonyms or immediate superclasses) |
| ot-isa2 | maps lemmata to all depth≤2 OpenThesaurus hyperonyms (synonyms, first-, or second-order superclasses) |
| ot-sub | alias for ot-asi |
| ot-sub1 | alias for ot-asi1 |
| ot-sub2 | alias for ot-asi2 |
| ot-sup | alias for ot-isa |
| ot-sup1 | alias for ot-isa1 |
| ot-sup2 | alias for ot-isa2 |
| ot-syn | maps lemmata to immediate OpenThesaurus synonyms (synset co-membership) |
| ot-syn1 | maps lemmata to depth≤1 OpenThesaurus synonyms (synset co-membership or first-order hyponyms/hyperonyms) |
| ot-syn2 | maps lemmata to depth≤2 OpenThesaurus synonyms (synset co-membership, first-, or second-order hyponyms/hyperonyms) |
| pho | phonetic equivalent surface forms using an external CAB server with auxilliary vocabulary database |
| pos-ud | maps UD Pos-tags to the native corpus tagset: typically an alias for pos-ud2stts, used by CLARIN-FCS |
| pos-ud2stts | maps UD PoS-tags to STTS |
| rw | rewrite-equivalent surface forms using an external CAB server with auxilliary vocabulary database |
| sem | alias for semsim |
| sem10 | alias for LEMMA@10|semsim |
| sem100 | alias for LEMMA@100|semsim |
| sem50 | alias for LEMMA@50|semsim |
| semsim | DTA::SemCloud distributional semantic index k-nearest neighbor lemmata, query as (LEMMA@K|semsim) |
| tolower | maps input term(s) to all lower-case |
| toupper | maps input term(s) to all upper-case |
| uc | typically an alias for toupper |
| web | typically an alias for WebLemma |
| www | typically an alias for WebLemma |