{ "generated": "2026-08-27", "description": "Bangladesh Music Preference Network (BMPN), multi-layer build. Nodes are catalogued artists; edges carry one or more layers. co_billing, personnel and domestic_influence are observational (documented shared bills, shared members, and one act naming another as an influence). influence_homophily is INFERRED -- two acts citing the same global influence are aesthetically adjacent, which proxies for but does not demonstrate shared audience. Combined weight = sum over layers of layer_weight x layer_weight_count.", "layer_weights": { "co_billing": 1.0, "personnel": 1.0, "domestic_influence": 1.0, "influence_homophily": 0.5 }, "co_billing_normalisation": "Each event contributes 1/(n-1) to every pair on its bill, so a twelve-act festival appearance is worth about a ninth of a two-act gig per neighbour. 'weight' keeps the raw shared-bill count; 'normalised_weight' is what feeds combined_weight.", "observed_layers": [ "co_billing", "personnel", "domestic_influence" ], "node_count": 63, "edge_count": 179, "edges_per_layer": { "co_billing": 133, "personnel": 15, "domestic_influence": 6, "influence_homophily": 36 }, "observed_edge_count": 153, "isolated_node_count": 18, "isolated_under_observed_layers_only": 20, "nodes": [ { "id": "arbovirus", "name": "Arbovirus", "genres": [ "Nu Metal", "Grunge", "Pop Rock", "Psychedelic Rock" ], "strand": "Alternative/Indie", "formed_year": 2001, "origin_city": "Dhaka", "event_count": 5, "global_influence_tokens": [] }, { "id": "arekta-rock-band", "name": "Arekta Rock Band", "genres": [ "Alternative Rock", "Indie Rock" ], "strand": "Alternative/Indie", "formed_year": 2018, "origin_city": "Dhaka", "event_count": 2, "global_influence_tokens": [] }, { "id": "ark", "name": "Ark", "genres": [ "Mainstream Rock", "Hard Rock" ], "strand": "Mainstream Rock", "formed_year": 1991, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [] }, { "id": "arnob", "name": "Shayan Chowdhury Arnob", "genres": [ "Folk Fusion", "Indie Folk", "Baul-influenced" ], "strand": "Folk & Folk Fusion", "formed_year": 1998, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [] }, { "id": "artcell", "name": "Artcell", "genres": [ "Progressive Metal", "Progressive Rock", "Heavy Metal" ], "strand": "Progressive Rock/Metal", "formed_year": 1999, "origin_city": "Dhaka", "event_count": 10, "global_influence_tokens": [ "Dream Theater", "Metallica", "Opeth", "Pantera", "Pink Floyd", "Sepultura" ] }, { "id": "ashes", "name": "Ashes", "genres": [ "Alternative Rock", "Folk Rock" ], "strand": "Alternative/Indie", "formed_year": 2006, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [] }, { "id": "ashraf-babu-charu", "name": "Ashraf Babu & Charu", "genres": [ "Hip-Hop", "Rap" ], "strand": "Hip-Hop/Rap", "formed_year": 1993, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [] }, { "id": "aurthohin", "name": "Aurthohin", "genres": [ "Alternative Rock", "Progressive Metal", "Groove Metal", "Funk Rock" ], "strand": "Alternative/Indie", "formed_year": 1998, "origin_city": "Dhaka", "event_count": 1, "global_influence_tokens": [] }, { "id": "avoidrafa", "name": "AvoidRafa", "genres": [ "Hard Rock", "Progressive Metal", "Alternative Rock" ], "strand": "Mainstream Rock", "formed_year": 2014, "origin_city": "Dhaka", "event_count": 3, "global_influence_tokens": [] }, { "id": "azam-khan-uchcharon", "name": "Azam Khan & Uchcharon", "genres": [ "Mainstream Rock", "Bangla Pop" ], "strand": "Mainstream Rock", "formed_year": 1972, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [] }, { "id": "bay-of-bengal", "name": "Bay of Bengal", "genres": [ "Experimental Rock", "Progressive Rock", "Heavy Metal" ], "strand": "Alternative/Indie", "formed_year": 2010, "origin_city": "Chattogram", "event_count": 1, "global_influence_tokens": [] }, { "id": "black", "name": "Black", "genres": [ "Alternative Rock", "Grunge" ], "strand": "Alternative/Indie", "formed_year": 1998, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [ "Alice In Chains", "Nirvana", "Soundgarden" ] }, { "id": "chirkutt", "name": "Chirkutt", "genres": [ "Folk Rock", "Alternative Rock", "Bangla Fusion" ], "strand": "Folk & Folk Fusion", "formed_year": 2002, "origin_city": "Dhaka", "event_count": 7, "global_influence_tokens": [] }, { "id": "conclusion", "name": "Conclusion", "genres": [ "Alternative Rock", "Experimental Rock" ], "strand": "Alternative/Indie", "formed_year": 2011, "origin_city": "Dhaka", "event_count": 1, "global_influence_tokens": [] }, { "id": "cryptic-fate", "name": "Cryptic Fate", "genres": [ "Heavy Metal", "Progressive Metal" ], "strand": "Heavy Metal", "formed_year": 1993, "origin_city": "Dhaka", "event_count": 9, "global_influence_tokens": [] }, { "id": "de-illumination", "name": "De-illumination", "genres": [ "Symphonic Metal", "Symphonic Rock", "Progressive Metal" ], "strand": "Heavy Metal", "formed_year": 2006, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [] }, { "id": "deshi-mcs", "name": "Deshi MCs", "genres": [ "Hip-Hop", "Gangsta Rap" ], "strand": "Hip-Hop/Rap", "formed_year": 2005, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [ "Big L", "Biggie", "Eminem", "Tupac" ] }, { "id": "f-minor", "name": "F Minor", "genres": [ "Folk Fusion", "Indigenous Folk", "Rock" ], "strand": "Folk & Folk Fusion", "formed_year": 2016, "origin_city": "Dhaka", "event_count": 1, "global_influence_tokens": [] }, { "id": "feedback", "name": "Feedback", "genres": [ "Mainstream Rock", "Pop Rock", "Blues Rock", "Jazz" ], "strand": "Mainstream Rock", "formed_year": 1976, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [] }, { "id": "habib-wahid", "name": "Habib Wahid", "genres": [ "Pop", "Electronic Pop", "Folk Fusion" ], "strand": "Pop", "formed_year": 2003, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [ "Karsh Kale" ] }, { "id": "hannan", "name": "Hannan (Hannan Hossain Shimul)", "genres": [ "Hip-Hop", "Rap", "Protest Music" ], "strand": "Hip-Hop/Rap", "formed_year": 2024, "origin_city": "Narayanganj", "event_count": 0, "global_influence_tokens": [] }, { "id": "imran-mahmudul", "name": "Imran Mahmudul", "genres": [ "Pop", "Playback/Film Music" ], "strand": "Pop", "formed_year": 2008, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [] }, { "id": "indalo", "name": "Indalo", "genres": [ "Alternative Rock", "Grunge-influenced" ], "strand": "Alternative/Indie", "formed_year": 2012, "origin_city": "Dhaka", "event_count": 1, "global_influence_tokens": [ "Alice In Chains", "Pearl Jam", "Soundgarden", "Stone Temple Pilots" ] }, { "id": "jalali-set", "name": "Jalali Set", "genres": [ "Hip-Hop", "Trap", "Alternative Hip-Hop", "Folk-Hip-Hop Fusion" ], "strand": "Hip-Hop/Rap", "formed_year": 2014, "origin_city": "Dhaka", "event_count": 1, "global_influence_tokens": [] }, { "id": "james-nagar-baul", "name": "James (Nagar Baul)", "genres": [ "Mainstream Rock", "Blues Rock", "Folk Rock" ], "strand": "Mainstream Rock", "formed_year": 1977, "origin_city": "Chattogram", "event_count": 1, "global_influence_tokens": [ "Eric Clapton", "Led Zeppelin", "Mark Knopfler", "The Doors" ] }, { "id": "karnival", "name": "Karnival", "genres": [ "Progressive Rock", "Experimental Rock", "Grunge-influenced" ], "strand": "Progressive Rock/Metal", "formed_year": 2006, "origin_city": "Dhaka", "event_count": 3, "global_influence_tokens": [ "Alice In Chains", "Megadeth", "Motörhead", "Nirvana", "Oasis", "Pink Floyd", "Porcupine Tree", "Radiohead", "The Beatles" ] }, { "id": "kona", "name": "Kona (Dilshad Nahar Kona)", "genres": [ "Pop", "Playback/Film Music" ], "strand": "Pop", "formed_year": 2006, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [] }, { "id": "lalon-band", "name": "Lalon (Lalon Band)", "genres": [ "Folk Fusion", "Baul-influenced", "Rock" ], "strand": "Folk & Folk Fusion", "formed_year": 2001, "origin_city": "Khulna", "event_count": 7, "global_influence_tokens": [] }, { "id": "lrb", "name": "LRB (Love Runs Blind)", "genres": [ "Mainstream Rock", "Hard Rock", "Blues Rock" ], "strand": "Mainstream Rock", "formed_year": 1991, "origin_city": "Chattogram", "event_count": 1, "global_influence_tokens": [] }, { "id": "maqsood-o-dhaka", "name": "Maqsood O' Dhaka", "genres": [ "Jazz Rock Fusion", "Alternative Rock", "Baul-influenced" ], "strand": "Folk & Folk Fusion", "formed_year": 1997, "origin_city": "Dhaka", "event_count": 1, "global_influence_tokens": [] }, { "id": "mechanix", "name": "Mechanix", "genres": [ "Heavy Metal", "Thrash Metal" ], "strand": "Heavy Metal", "formed_year": 2005, "origin_city": "Dhaka", "event_count": 3, "global_influence_tokens": [ "Judas Priest", "Megadeth", "Metallica" ] }, { "id": "meghdol", "name": "Meghdol", "genres": [ "Alternative Rock", "Indie Rock", "Folk Rock", "Psychedelic Rock" ], "strand": "Alternative/Indie", "formed_year": 2003, "origin_city": "Dhaka", "event_count": 2, "global_influence_tokens": [] }, { "id": "metal-maze", "name": "Metal Maze", "genres": [ "Hard Rock", "Heavy Metal" ], "strand": "Heavy Metal", "formed_year": 1995, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [ "Megadeth", "Metallica", "Pantera" ] }, { "id": "miles", "name": "Miles", "genres": [ "Mainstream Rock", "Pop Rock" ], "strand": "Mainstream Rock", "formed_year": 1979, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [] }, { "id": "minar-rahman", "name": "Minar Rahman", "genres": [ "Pop", "Indie", "Folk-influenced Pop" ], "strand": "Pop", "formed_year": 2008, "origin_city": "Chattogram", "event_count": 1, "global_influence_tokens": [] }, { "id": "muza", "name": "Muza (Muzahid Abdullah)", "genres": [ "Pop", "Electronic Pop", "Folk Fusion", "Urban/Hip-Hop-adjacent" ], "strand": "Pop", "formed_year": 2013, "origin_city": "New York City", "event_count": 0, "global_influence_tokens": [] }, { "id": "nancy", "name": "Nancy (Nazmun Munira Nancy)", "genres": [ "Pop", "Playback/Film Music", "Folk-influenced Pop" ], "strand": "Pop", "formed_year": 2002, "origin_city": "Netrakona", "event_count": 0, "global_influence_tokens": [] }, { "id": "nemesis", "name": "Nemesis", "genres": [ "Mainstream Rock", "Alternative Rock" ], "strand": "Alternative/Indie", "formed_year": 1999, "origin_city": "Dhaka", "event_count": 8, "global_influence_tokens": [] }, { "id": "nova", "name": "Nova", "genres": [ "Psychedelic Rock", "Progressive Rock", "Hard Rock", "Soft Rock" ], "strand": "Mainstream Rock", "formed_year": 1986, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [ "Deep Purple", "Pink Floyd", "Queen", "The Doors" ] }, { "id": "owned", "name": "Owned", "genres": [ "Alternative Rock", "Nu Metal" ], "strand": "Alternative/Indie", "formed_year": 2007, "origin_city": "Dhaka", "event_count": 1, "global_influence_tokens": [ "Deftones", "Queens of the Stone Age", "Slipknot" ] }, { "id": "poizon-green", "name": "Poizon Green", "genres": [ "Power Metal", "Speed Metal", "Thrash Metal" ], "strand": "Heavy Metal", "formed_year": 1998, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [ "Black Sabbath", "Cannibal Corpse", "Iron Maiden", "Machine Head", "Morbid Angel", "Motörhead", "Pantera", "Sepultura" ] }, { "id": "powersurge", "name": "Powersurge", "genres": [ "Thrash Metal", "Groove Metal", "Heavy Metal" ], "strand": "Heavy Metal", "formed_year": 2006, "origin_city": "Dhaka", "event_count": 3, "global_influence_tokens": [ "Dream Theater", "Exodus", "Kreator", "Lamb Of God", "Megadeth", "Metallica", "Pink Floyd", "Sepultura", "Slayer", "Sodom" ] }, { "id": "prometheus", "name": "Prometheus", "genres": [ "Mainstream Rock" ], "strand": "Mainstream Rock", "formed_year": 1986, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [] }, { "id": "renaissance", "name": "Renaissance", "genres": [ "Reggae", "Jazz", "Soft Rock", "Mainstream Rock" ], "strand": "Mainstream Rock", "formed_year": 1985, "origin_city": "Dhaka", "event_count": 1, "global_influence_tokens": [] }, { "id": "rockstrata", "name": "Rockstrata", "genres": [ "Heavy Metal" ], "strand": "Heavy Metal", "formed_year": 1991, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [ "Black Sabbath", "Deep Purple", "Iron Maiden", "Megadeth", "Metallica", "Motörhead" ] }, { "id": "severe-dementia", "name": "Severe Dementia", "genres": [ "Death Metal", "Brutal Death Metal", "Technical Death Metal" ], "strand": "Heavy Metal", "formed_year": 2004, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [] }, { "id": "shezan", "name": "Shezan", "genres": [ "Hip-Hop", "Rap" ], "strand": "Hip-Hop/Rap", "formed_year": 2018, "origin_city": "Narayanganj", "event_count": 0, "global_influence_tokens": [] }, { "id": "shironamhin", "name": "Shironamhin", "genres": [ "Alternative Rock", "Progressive Rock", "Psychedelic Rock", "Folk Rock", "Symphonic Rock" ], "strand": "Alternative/Indie", "formed_year": 1996, "origin_city": "Dhaka", "event_count": 1, "global_influence_tokens": [] }, { "id": "shohojia", "name": "Shohojia", "genres": [ "Alternative Rock" ], "strand": "Alternative/Indie", "formed_year": null, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [] }, { "id": "shonar-bangla-circus", "name": "Shonar Bangla Circus", "genres": [ "Psychedelic Rock", "Alternative Rock", "Folk Rock", "Blues Rock", "Progressive Rock" ], "strand": "Alternative/Indie", "formed_year": 2018, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [] }, { "id": "shunno", "name": "Shunno", "genres": [ "Alternative Rock", "Pop Rock", "Soft Rock" ], "strand": "Alternative/Indie", "formed_year": 2007, "origin_city": "Dhaka", "event_count": 5, "global_influence_tokens": [] }, { "id": "souls", "name": "Souls", "genres": [ "Mainstream Rock", "Pop Rock", "Blues Rock" ], "strand": "Mainstream Rock", "formed_year": 1972, "origin_city": "Chattogram", "event_count": 0, "global_influence_tokens": [] }, { "id": "stentorian", "name": "Stentorian", "genres": [ "Heavy Metal", "Soft Rock", "Power Ballad", "Thrash Metal", "Progressive Metal" ], "strand": "Heavy Metal", "formed_year": 2001, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [] }, { "id": "stoic-bliss", "name": "Stoic Bliss", "genres": [ "Hip-Hop", "Rap" ], "strand": "Hip-Hop/Rap", "formed_year": 2004, "origin_city": "Queens, New York", "event_count": 0, "global_influence_tokens": [] }, { "id": "tahsan", "name": "Tahsan Rahman Khan", "genres": [ "Pop", "Alternative Rock (via Black)" ], "strand": "Pop", "formed_year": 2004, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [] }, { "id": "theology-of-rap", "name": "Theology of Rap", "genres": [ "Hip-Hop", "Rap" ], "strand": "Hip-Hop/Rap", "formed_year": 2005, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [] }, { "id": "trainwreck", "name": "Trainwreck", "genres": [ "Groove Metal", "Thrash Metal" ], "strand": "Heavy Metal", "formed_year": 2007, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [ "Lamb Of God" ] }, { "id": "uptown-lokolz", "name": "Uptown Lokolz", "genres": [ "Hip-Hop", "Rap" ], "strand": "Hip-Hop/Rap", "formed_year": 2005, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [] }, { "id": "vibe", "name": "Vibe", "genres": [ "Heavy Metal", "Alternative Rock" ], "strand": "Heavy Metal", "formed_year": 2001, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [] }, { "id": "vikings", "name": "Vikings", "genres": [ "Mainstream Rock", "Hard Rock" ], "strand": "Mainstream Rock", "formed_year": 1997, "origin_city": "Dhaka", "event_count": 1, "global_influence_tokens": [] }, { "id": "warfaze", "name": "Warfaze", "genres": [ "Heavy Metal", "Hard Rock", "Progressive Metal" ], "strand": "Heavy Metal", "formed_year": 1984, "origin_city": "Dhaka", "event_count": 8, "global_influence_tokens": [ "Deep Purple", "Dokken", "Guns N' Roses", "Iron Maiden", "Metallica", "Scorpions", "Whitesnake" ] }, { "id": "winning", "name": "Winning", "genres": [ "Mainstream Rock" ], "strand": "Mainstream Rock", "formed_year": 1983, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [] }, { "id": "yaatri", "name": "Yaatri", "genres": [ "Alternative Rock", "Pop Rock" ], "strand": "Alternative/Indie", "formed_year": 2004, "origin_city": "Dhaka", "event_count": 0, "global_influence_tokens": [] } ], "edges": [ { "source": "arbovirus", "target": "arekta-rock-band", "combined_weight": 0.091, "observed": true, "layers": { "co_billing": { "weight": 1, "shared_events": [ "2020-joy-bangla-concert-vi" ], "observed": true, "normalised_weight": 0.0909 } } }, { "source": "arbovirus", "target": "artcell", "combined_weight": 0.286, "observed": true, "layers": { "co_billing": { "weight": 2, "shared_events": [ "2018-joy-bangla-concert-iv", "2019-joy-bangla-concert-v" ], "observed": true, "normalised_weight": 0.2857 } } }, { "source": "arbovirus", "target": "avoidrafa", "combined_weight": 0.091, "observed": true, "layers": { "co_billing": { "weight": 1, "shared_events": [ "2020-joy-bangla-concert-vi" ], "observed": true, "normalised_weight": 0.0909 } } }, { "source": "arbovirus", "target": "bay-of-bengal", "combined_weight": 0.143, "observed": true, "layers": { "co_billing": { "weight": 1, "shared_events": [ "2019-joy-bangla-concert-v" ], "observed": true, "normalised_weight": 0.1429 } } }, { "source": "arbovirus", "target": "chirkutt", "combined_weight": 0.686, "observed": true, "layers": { "co_billing": { "weight": 5, "shared_events": [ "2013-rocknation-i-ruposhi-bangla", "2017-joy-bangla-concert-iii", "2018-joy-bangla-concert-iv", "2019-joy-bangla-concert-v", "2020-joy-bangla-concert-vi" ], "observed": true, "normalised_weight": 0.6861 } } }, { "source": "arbovirus", "target": "conclusion", "combined_weight": 0.091, "observed": true, "layers": { "co_billing": { "weight": 1, "shared_events": [ "2020-joy-bangla-concert-vi" ], "observed": true, "normalised_weight": 0.0909 } } }, { "source": "arbovirus", "target": "cryptic-fate", "combined_weight": 0.686, "observed": true, "layers": { "co_billing": { "weight": 5, "shared_events": [ "2013-rocknation-i-ruposhi-bangla", "2017-joy-bangla-concert-iii", "2018-joy-bangla-concert-iv", "2019-joy-bangla-concert-v", "2020-joy-bangla-concert-vi" ], "observed": true, "normalised_weight": 0.6861 } } }, { "source": "arbovirus", "target": "f-minor", "combined_weight": 0.091, "observed": true, "layers": { "co_billing": { "weight": 1, "shared_events": [ "2020-joy-bangla-concert-vi" ], "observed": true, "normalised_weight": 0.0909 } } }, { "source": "arbovirus", "target": "lalon-band", "combined_weight": 0.686, "observed": true, "layers": { "co_billing": { "weight": 5, "shared_events": [ "2013-rocknation-i-ruposhi-bangla", "2017-joy-bangla-concert-iii", "2018-joy-bangla-concert-iv", "2019-joy-bangla-concert-v", "2020-joy-bangla-concert-vi" ], "observed": true, "normalised_weight": 0.6861 } } }, { "source": "arbovirus", "target": "minar-rahman", "combined_weight": 0.091, "observed": true, "layers": { "co_billing": { "weight": 1, "shared_events": [ "2020-joy-bangla-concert-vi" ], "observed": true, "normalised_weight": 0.0909 } } }, { "source": "arbovirus", "target": "nemesis", "combined_weight": 0.686, "observed": true, "layers": { "co_billing": { "weight": 5, "shared_events": [ "2013-rocknation-i-ruposhi-bangla", "2017-joy-bangla-concert-iii", "2018-joy-bangla-concert-iv", "2019-joy-bangla-concert-v", "2020-joy-bangla-concert-vi" ], "observed": true, "normalised_weight": 0.6861 } } }, { "source": "arbovirus", "target": 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