{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012955},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012276","490:4900012340","490:4900012830","490:4900012901","490:4900012957","490:4900012476","490:4900012256","490:4900013069","490:4900013002","490:4900012630","490:4900013178","490:4900012698","490:4900012890","490:4900012837","490:4900012828","490:4900012417","490:4900013037","490:4900012765","490:4900012486","490:4900012831","490:4900012273","490:4900012898","490:4900012415","490:4900013138","490:4900012416"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.44044732736167247,0.4009438101244014,0.3508797586539799,0.31347801531653163,0.30910858522305645,0.297173103936006,0.28590378465370997,0.2598487217103673,0.2444201856270533,0.234234255996313,0.21837437189298042,0.21246800578996902,0.20990787856725568,0.20957312697709957,0.19053298623923584,0.17109301746231387,0.17008411929281414,0.16392534695655883,0.16192917448026628,0.16147798862994917,0.1589504529590241,0.15639574901033565,0.1445951721295268,0.13424213749737351,0.1339321069368362],"twin_dists":[0.16631688664581518,0.17558857636807854,0.18796492592527902,0.1978211465184266,0.19901439058445572,0.20232431620354197,0.20552201142789517,0.21322018374436658,0.21800866701511934,0.2212775864617734,0.2265589154716271,0.22859118915826124,0.22948395734598206,0.22960123758345943,0.23649498274584274,0.24404987937542874,0.24445829704813873,0.24699000987321135,0.24782531334749358,0.24801514640391345,0.24908577381888772,0.250180581557755,0.25541510120729394,0.2602750901981733,0.26042488879893266],"n_dims_used":45,"mean_confidence":0.912105475531684},"coverage":{"mean_confidence":0.912105475531684,"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}}