{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000255},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000166","480:4800000162","480:4800000226","480:4800000220","480:4800000165","480:4800000164","480:4800000195","480:4800000204","480:4800000196","480:4800000021","480:4800000107","480:4800000132","480:4800000005","480:4800000170","480:4800000001","480:4800000236","480:4800000244","480:4800000106","480:4800000055","480:4800000190","480:4800000022","480:4800000011","480:4800000216","480:4800000243","480:4800000197"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5167952964506826,0.4886664471377713,0.47014941192870585,0.44419268125794525,0.3991751870072126,0.39429078753568075,0.39208946694045327,0.3851169363076202,0.35322058094527237,0.3468902966733642,0.3392424321596266,0.32336342517878963,0.2833005667297844,0.27394236209846007,0.266856596363978,0.26427147797889955,0.25175321108532506,0.24410685879154384,0.23304372131820533,0.23052199996645317,0.22516378160856743,0.21217232498436853,0.20627152845127378,0.203272410846252,0.20140833606845032],"twin_dists":[0.14922668201275388,0.15542402103254435,0.159561232375023,0.16545590122072157,0.17601274505778602,0.17718865380760895,0.1777208134434299,0.17941569419964354,0.18736730290700307,0.18898828247749028,0.19096764115898207,0.19515589157389215,0.20627134241595407,0.20900009666559274,0.2111044858550294,0.21188085269440068,0.2157094420378823,0.21810789042539502,0.22166567182556668,0.22249201523190712,0.2242678741313593,0.22869392514175332,0.23076484539223932,0.23183292814388926,0.23250224222619703],"n_dims_used":43,"mean_confidence":0.9050339987111646},"coverage":{"mean_confidence":0.9050339987111646,"n_dims_used":43,"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}}