{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002440},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002538","480:4800002068","480:4800001950","480:4800002119","480:4800002160","470:4700006348","496:4960000118","493:4930005085","480:4800002171","480:4800001720","480:4800001346","493:4930005451","480:4800002350","480:4800002111","496:4960000046","466:4660005276","493:4930005559","493:4930005330","470:4700005933","493:4930004708","480:4800001573","480:4800002491","466:4660002744","472:4720004380","493:4930005660"],"twin_admin_codes":[480,480,480,480,480,470,496,493,480,480,480,493,480,480,496,466,493,493,470,493,480,480,466,472,493],"twin_sims":[0.5058273422330762,0.4269203352313337,0.39590274185526814,0.3757157329069328,0.29164872537519165,0.27780902161197835,0.20884230130202705,0.18912984364389748,0.17895206893596066,0.17691205176211938,0.17280214843552683,0.16599482442630104,0.16545266733037498,0.16024741969902753,0.15754130335202285,0.15731379193755357,0.15434155016664847,0.15419112715663336,0.15414407131145655,0.15285014525301563,0.1517606883439677,0.1513143230694332,0.15021368299379997,0.14747875632840265,0.14717445912433108],"twin_dists":[0.15163199733813962,0.16945090741350463,0.17679984293767265,0.181724293215069,0.2038826932490526,0.2078658411935324,0.2298577258504872,0.23702157954516292,0.2409259100549564,0.24172726863357133,0.24336191730181647,0.24613176536609752,0.2463558557195741,0.24853486396457594,0.24968805819127946,0.24978566667738908,0.2510704132230864,0.2511359128228115,0.2511564122449031,0.25172190443414955,0.2522007664070993,0.2523976920848316,0.252885100216246,0.2541077327932053,0.25424479875711414],"n_dims_used":43,"mean_confidence":0.9202362770257995},"coverage":{"mean_confidence":0.9202362770257995,"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}}