{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700005735},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004804","469:4690007764","480:4800004946","479:4790002768","493:4930000411","480:4800004949","481:4810002389","470:4700007202","488:4880004138","480:4800005686","480:4800004099","489:4890002843","481:4810002001","479:4790002850","479:4790003561","488:4880004557","479:4790001127","481:4810002582","478:4780001893","496:4960011203","488:4880003761","488:4880003168","481:4810001235","489:4890002927","479:4790003968"],"twin_admin_codes":[470,469,480,479,493,480,481,470,488,480,480,489,481,479,479,488,479,481,478,496,488,488,481,489,479],"twin_sims":[0.4050785337295159,0.33471600605812524,0.3268266520812206,0.3117352037732373,0.2681239491414705,0.26020722321357354,0.25600167855654743,0.2482025255665734,0.24126123314953982,0.23841797380249805,0.23791868249207995,0.23522757538359657,0.2313188060417801,0.23054374064834193,0.2285108436680413,0.22642139992739188,0.22510789299064818,0.22107689112082882,0.22087245141139628,0.2193840958993643,0.21804964220183007,0.21715056234513447,0.2166819063539711,0.21494968992071078,0.20761321111412404],"twin_dists":[0.17460023122139387,0.19215042097724025,0.19423296131426335,0.19829594301415487,0.21072558071544326,0.21311108959086372,0.21439687898053622,0.2168172964152193,0.21901282631587585,0.21992394800377943,0.220084674197444,0.2209547768680737,0.22223026953140101,0.22248486565166697,0.22315533234146218,0.22384857197517566,0.2242865440011731,0.22564134288943347,0.22571049178774877,0.22621520324120928,0.22666968079507666,0.2269769363912316,0.22713743627645047,0.22773270287398778,0.23029046517429053],"n_dims_used":43,"mean_confidence":0.9131004865779433},"coverage":{"mean_confidence":0.9131004865779433,"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}}