{"city":{"slug":"kolkata-in","name":"Kolkata","country":"IN","country_name":"India"},"category":{"key":"musical_instrument_and_pro_audio_store","label":"Musical Instrument and Pro Audio Store","phrase":"musical instrument and audio equipment shops","family":"shopping"},"candidates":16,"rank":{"method":"curation quality, not popularity: how well attested and how complete a record is","weights":{"attest":0.35,"complete":0.25,"confidence":0.2,"designation":0.4,"fame":-0.15,"chain":-0.3},"limit":"no licensable popularity signal; this ranks curation quality, not taste","anchors":{"wikivoyage":{"status":"validation-only","source":"Wikivoyage (English) editorial listings","licence":"CC BY-SA 4.0","licence_url":"https://creativecommons.org/licenses/by-sa/4.0/","attribution":"Wikivoyage contributors","gate_m":250,"min_group":10,"matched":5951,"matched_cities":294,"anchors_in_groups":5651,"groups":1554,"cities_in_groups":267,"median_percentile":73.02,"share_top_decile":0.242,"share_rank_1":0.029,"families":{"arts_and_entertainment":{"anchors":1112,"cities":122,"validated":true,"median_percentile":70.83,"share_top_decile":0.221},"food_and_drink":{"anchors":2312,"cities":180,"validated":true,"median_percentile":71.88,"share_top_decile":0.228},"health_care":{"anchors":5,"cities":5,"validated":false},"lifestyle_services":{"anchors":17,"cities":16,"validated":false},"lodging":{"anchors":1442,"cities":235,"validated":true,"median_percentile":76.19,"share_top_decile":0.275},"shopping":{"anchors":528,"cities":110,"validated":true,"median_percentile":76.42,"share_top_decile":0.261},"sports_and_recreation":{"anchors":209,"cities":70,"validated":true,"median_percentile":69.69,"share_top_decile":0.22},"travel_and_transportation":{"anchors":26,"cities":22,"validated":false}},"limit":"An anchor only exists where Wikivoyage and the catalogue name the same place, so the matched set is biased toward well-attested places - which the rank rewards through `attest`. Every number here is a lower bound on the ranking's agreement with editorial selection, not an unbiased estimate of it."},"michelin":{"matched":533,"anchors_in_groups":528,"median_percentile":100,"circular":true,"why":"partly circular: 17 of the 5,951 Wikivoyage anchors carry the designation term this rank rewards (designation +0.40) and sit at a median percentile of 99.93, against 72.55 for the 5,934 matched anchors without it. A validation set that shares a term with the model measures the term, not the model.","designated":{"anchors":17,"median_percentile":99.93},"undesignated":{"anchors":5934,"median_percentile":72.55}},"heritage":{"matched_in_groups":1,"median_percentile":87.5,"note":"one anchor: too few to validate anything"}}},"sources":[{"id":"meta","name":"Meta","licence":"CDLA-Permissive-2.0"},{"id":"microsoft","name":"Microsoft","licence":"CDLA-Permissive-2.0"},{"id":"overture","name":"Overture Maps Foundation","licence":"CDLA-Permissive-2.0"}],"attribution":"Data: AllThePlaces (CC0-1.0), BrightQuery (CDLA-Permissive-2.0), DAC (CDLA-Permissive-2.0), Foursquare Open Source Places (Apache-2.0), Meta (CDLA-Permissive-2.0), Microsoft (CDLA-Permissive-2.0), Overture Maps Foundation (CDLA-Permissive-2.0), PinMeTo (CDLA-Permissive-2.0), RenderSEO (CDLA-Permissive-2.0).","placement":"Nobody paid for placement: no ads, no sponsored results, no ratings for sale.","no_ratings":"The catalogue carries no rating, review count, price or opening hours, so this file has none.","transit":{"source":"Wikidata","licence":"CC0-1.0","attribution":"Station locations from Wikidata (CC0-1.0).","gate_m":800,"note":"Nearest station, not service: no frequency, timetable or departures."},"generated":"2026-10-22","places":[{"rank":1,"place_id":"gers:91a9f35a-23d3-41e7-9b1d-126a2f2cd75b","name":"Pulse Musicals","category":"musical_instrument_and_pro_audio_store","address":"BG 12, SECTOR 2, SALTLAKE CITY","sources":["meta","overture"],"providers":2,"confidence":0.969,"website":true,"phone":true,"michelin":false,"score":2.4,"percentile":100,"photo":null,"transit":{"qid":"Q63256245","name":"Bengal Chemical metro station","mode":"metro","distanceM":751}},{"rank":2,"place_id":"gers:e19da82e-c658-4aa8-a924-1c8ba8c881a3","name":"Braganza & Co","category":"musical_instrument_and_pro_audio_store","address":"2A, Marquis Street","sources":["meta","overture"],"providers":2,"confidence":0.964,"website":true,"phone":true,"michelin":false,"score":2.349,"percentile":93.33,"photo":null,"transit":{"qid":"Q7138060","name":"Park Street metro station","mode":"metro","distanceM":377}},{"rank":3,"place_id":"gers:4746dc13-90e8-4c07-885b-ab01e8d0ed41","name":"Sur Kolkata Harmonium","category":"musical_instrument_and_pro_audio_store","address":"girls high school, Ashutosh Ghosh Rd, opposite of Barasat","sources":["meta","overture"],"providers":2,"confidence":0.959,"website":true,"phone":true,"michelin":false,"score":2.301,"percentile":86.67,"photo":null,"transit":{"qid":"Q4858453","name":"Barasat Junction railway station","mode":"rail","distanceM":776}},{"rank":4,"place_id":"gers:ea7f87e6-e907-4c6c-ba26-50e2af44434b","name":"Calcutta Musical Depot","category":"musical_instrument_and_pro_audio_store","address":"28 Shyama Prasad Mukherjee Road, Jatin Das Park, Patuapara, Bhowanipore","sources":["meta","overture"],"providers":2,"confidence":0.953,"website":true,"phone":true,"michelin":false,"score":2.24,"percentile":80,"photo":null,"transit":{"qid":"Q6164578","name":"Jatin Das Park metro station","mode":"metro","distanceM":409}},{"rank":5,"place_id":"gers:3c1b6447-da50-4d62-8e3a-4f6a737bd9bf","name":"Nag Brothers","category":"musical_instrument_and_pro_audio_store","address":"65/1, Surya Sen Street, Amherst Street, 65/1, Surya Sen St","sources":["meta","overture"],"providers":2,"confidence":0.95,"website":true,"phone":true,"michelin":false,"score":2.21,"percentile":73.33,"photo":null,"transit":{"qid":"Q5061425","name":"Central metro station","mode":"metro","distanceM":706}},{"rank":6,"place_id":"gers:07368e92-13b5-4f9b-9337-19018b49ac81","name":"Roland Pro Music","category":"musical_instrument_and_pro_audio_store","address":"74A, Deshpran Sasmal Rd","sources":["meta","overture"],"providers":2,"confidence":0.937,"website":true,"phone":true,"michelin":false,"score":2.089,"percentile":66.67,"photo":null,"transit":{"qid":"Q7278757","name":"Rabindra Sarobar metro station","mode":"metro","distanceM":591}},{"rank":7,"place_id":"gers:d3383408-eb49-4e08-9a92-c39b174dfe0f","name":"Sunny Music Centre","category":"musical_instrument_and_pro_audio_store","address":"100, Feeder Rd","sources":["meta","overture"],"providers":2,"confidence":0.97,"website":false,"phone":true,"michelin":false,"score":1.998,"percentile":60,"photo":null,"transit":{"qid":"Q25549258","name":"Belgharia railway station","mode":"rail","distanceM":98}},{"rank":8,"place_id":"gers:3a8f8cf8-029e-43d4-96f7-9e186db70bb6","name":"MS Musicians Mall","category":"musical_instrument_and_pro_audio_store","address":"12, Rabindra Sarani","sources":["meta","overture"],"providers":2,"confidence":0.958,"website":false,"phone":true,"michelin":false,"score":1.887,"percentile":53.33,"photo":null,"transit":{"qid":"Q30632550","name":"Mahakaran metro station","mode":"metro","distanceM":404}},{"rank":9,"place_id":"gers:c2022354-efa0-40ad-b657-c6c49219deb2","name":"Lydian | Trusted Music Store in Madhyamgram","category":"musical_instrument_and_pro_audio_store","address":"Chandangarh 1st Lane, Near Flyover, Beside M.R Jewellers, Madhyamgram","sources":["microsoft","overture"],"providers":2,"confidence":0.911,"website":true,"phone":true,"michelin":false,"score":1.841,"percentile":46.67,"photo":null,"transit":{"qid":"Q6727641","name":"Madhyamgram railway station","mode":"rail","distanceM":485}},{"rank":10,"place_id":"gers:6c42fddd-9ede-46e2-9a2f-010df9ec1356","name":"Rhythm Hub","category":"musical_instrument_and_pro_audio_store","address":"near A.G.School","sources":["meta","overture"],"providers":2,"confidence":0.943,"website":false,"phone":true,"michelin":false,"score":1.739,"percentile":40,"photo":null,"transit":null}]}