{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980000006},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000008812","500:5000009933","478:4780002108","498:4980000016","484:4840002529","476:4760001783","500:5000011675","471:4710001226","500:5000008927","484:4840003332","489:4890005472","473:4730008118","498:4980001655","498:4980001176","500:5000010627","484:4840003509","473:4730009318","471:4710001894","500:5000003027","471:4710000360","500:5000011261","468:4680001195","484:4840003048","498:4980001467","498:4980000184"],"twin_admin_codes":[500,500,478,498,484,476,500,471,500,484,489,473,498,498,500,484,473,471,500,471,500,468,484,498,498],"twin_sims":[0.21205565254580083,0.14550073311660505,0.07996172120508285,0.0704097554589986,0.061990415734795835,0.053514228309055195,0.049536232680730104,0.04588955341343408,0.041146937557771664,0.03709431365247996,0.036334382424469285,0.035128485004387026,0.03455708366925866,0.033493584442078554,0.03335366144241619,0.03291877255417767,0.03182543409304639,0.03084280003085442,0.028552077879652093,0.028218134768260676,0.028135983435122157,0.027795093453680007,0.02758916805390059,0.026693050474722226,0.026397997293549247],"twin_dists":[0.22873449033260923,0.25500247236530543,0.2919263733654707,0.29918659127031466,0.30628223492826273,0.31427520552086735,0.31839391602904843,0.3224194130827793,0.3280767223627758,0.3333648937404164,0.33441057951755054,0.33610869636447627,0.3369307030148073,0.3384919521313272,0.338700498099562,0.3393534708307307,0.34102822113369935,0.3425759075097376,0.3463548562274847,0.34692732871623005,0.34706905152237233,0.3476609647624035,0.34802156178636917,0.3496182616399041,0.35015410070683145],"n_dims_used":45,"mean_confidence":0.9252532958984375},"coverage":{"mean_confidence":0.9252532958984375,"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}}