{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002897},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720001406","469:4690004340","489:4890001333","496:4960000845","479:4790000305","488:4880000567","489:4890002989","472:4720000917","496:4960006952","488:4880001029","496:4960005319","470:4700000531","478:4780001693","470:4700003629","470:4700007739","470:4700008648","470:4700002043","470:4700004314","479:4790000208","472:4720001405","469:4690005223","496:4960004688","470:4700007999","489:4890003364","479:4790000661"],"twin_admin_codes":[472,469,489,496,479,488,489,472,496,488,496,470,478,470,470,470,470,470,479,472,469,496,470,489,479],"twin_sims":[0.3701688193593865,0.29205664710239976,0.2758915073006754,0.26692865696336454,0.2571188219179037,0.23339441492186883,0.21223597024421698,0.21133677593946143,0.20865929065866093,0.19569004291643508,0.19290177200193914,0.17966940145055485,0.178107703423835,0.17344889209545483,0.16838671607920608,0.16617213942580847,0.16583991142666354,0.16419431088958591,0.16288191097918978,0.1626448549896009,0.16222225136356275,0.16172586271586206,0.15946237539269265,0.15760913184642614,0.15632492105994575],"twin_dists":[0.18309963979979918,0.20376702777235486,0.20842711404206665,0.21108291170375815,0.21405403475486287,0.22155121933287947,0.22867180304596202,0.2289847668944083,0.2299220502971327,0.2345824674431679,0.23561209191752414,0.24064566907419416,0.24125680217146578,0.24310285878061882,0.2451493747444901,0.24605859020897064,0.2461957417416174,0.24687802518125843,0.24742571332415694,0.2475249815023007,0.2477022089266587,0.24791080767790052,0.24886793629562542,0.24965897785128488,0.25021111991552414],"n_dims_used":45,"mean_confidence":0.9142041524251302},"coverage":{"mean_confidence":0.9142041524251302,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}