{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000311},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000465","500:5000000215","485:4850007488","500:5000000172","485:4850007216","500:5000000630","485:4850007422","500:5000000216","485:4850006707","485:4850007081","485:4850007083","485:4850007353","500:5000000259","485:4850007548","500:5000000359","485:4850007492","500:5000000305","485:4850007151","500:5000000466","485:4850006784","485:4850007217","500:5000000136","500:5000000464","500:5000000053","500:5000000257"],"twin_admin_codes":[500,500,485,500,485,500,485,500,485,485,485,485,500,485,500,485,500,485,500,485,485,500,500,500,500],"twin_sims":[0.8625542022525426,0.8551213423804931,0.8531311644360964,0.834467494394629,0.8291563978189986,0.8126731047923498,0.8064929793569703,0.8023850721751701,0.7980755942569888,0.7978640759311937,0.7895186160724557,0.7715626602557955,0.7640207435022655,0.7614848365116171,0.7589850046579488,0.7448486508185744,0.7438420437716803,0.7292689097343027,0.7151984856895628,0.7146576084389469,0.7136171514209412,0.7001836791866787,0.6996007131240682,0.6797219634499547,0.6753037392345465],"twin_dists":[0.07062528498347351,0.07266286619887513,0.073201753263537,0.07813253664380546,0.07949899098386513,0.0836509334089947,0.08517629634628825,0.08618161090709833,0.08722925095316454,0.08728049218210406,0.08928941672175851,0.09353441046534756,0.0952893528034304,0.09587605578408209,0.09645281769823898,0.09968647123720767,0.0999150308214143,0.10320123578348667,0.1063378123692016,0.10645774891149205,0.10668834013543863,0.10965169665307488,0.10977975001017572,0.11412286940823278,0.11508267730311945],"n_dims_used":45,"mean_confidence":0.9184073554144965},"coverage":{"mean_confidence":0.9184073554144965,"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}}