{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001693},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002278","489:4890002359","489:4890002040","489:4890003821","489:4890002867","489:4890002777","489:4890001792","489:4890003108","489:4890001874","489:4890001692","489:4890002778","489:4890002361","489:4890001691","489:4890002277","489:4890002202","477:4770001439","489:4890002870","489:4890001946","489:4890001958","489:4890002955","477:4770000149","489:4890002524","489:4890002525","467:4670000990","489:4890001786"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489,489,477,489,489,467,489],"twin_sims":[0.5909881064270031,0.557943422095823,0.5234870857046419,0.5175780205465732,0.47011691235585745,0.45532773669225685,0.4489445377799923,0.44504550194062237,0.4380399255061413,0.4220934975630669,0.4218176256294193,0.4147270190093791,0.4108239261728237,0.3989859504458201,0.38246956541828553,0.3772328767287467,0.3730839162770049,0.3688479830850769,0.3650874064554851,0.3638628452226214,0.35100446942279884,0.3498215817811851,0.3448647533295238,0.33914845266608523,0.3390892091510858],"twin_dists":[0.1332032891661228,0.1403002432841464,0.14776531283868097,0.14905551825073482,0.15956853984655914,0.1629122934634573,0.16436753412885827,0.16526024573055081,0.16687180825906514,0.17057899592876902,0.17064363285302805,0.17231116979491656,0.17323431644385376,0.1760581802113119,0.18006302114435774,0.18134986001002207,0.1823755899887791,0.1834286393717661,0.18436857834640555,0.18467570126793992,0.18793303433381578,0.1882357665085168,0.18951023853317184,0.19099211167790303,0.19100753946490373],"n_dims_used":45,"mean_confidence":0.918857659233941},"coverage":{"mean_confidence":0.918857659233941,"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}}