{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004000},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003586","490:4900003717","490:4900004276","490:4900002901","490:4900002754","490:4900007377","490:4900002903","490:4900004266","490:4900002457","490:4900002902","490:4900004429","490:4900005636","490:4900005378","490:4900002456","490:4900002627","490:4900002597","490:4900004555","490:4900003756","490:4900004273","490:4900003476","496:4960004654","490:4900004408","490:4900004561","490:4900003758","490:4900001147"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490],"twin_sims":[0.7679846280055327,0.6361191618352947,0.5004595927979878,0.4054036222247531,0.3602724280006111,0.3507970043141134,0.30837631324878517,0.29431545795108566,0.2859247808164115,0.2845569475181997,0.27631879360033346,0.26606406668832394,0.24060571494168057,0.22970652849940149,0.21577831502748798,0.21400406695179058,0.21286331888862473,0.211584954312992,0.20767551171150267,0.19322882030856378,0.1873678779680296,0.17127252519134423,0.16913418688738519,0.16833755874627893,0.16465823213199005],"twin_dists":[0.09436890833501774,0.12353369745893442,0.15281414500133156,0.1745227159174158,0.18557921679866868,0.18798609150193304,0.19921530926294964,0.2031282736441103,0.20551598444724292,0.2059091804522812,0.20830183784513764,0.21134199988884148,0.21922226573329978,0.22276051071256575,0.22744754866499,0.2280590272248577,0.2284539865031774,0.228898298561598,0.2302684883705328,0.23549078942619697,0.2376867288059881,0.24397739294140988,0.2448444368758119,0.24516946303559825,0.24668518024046837],"n_dims_used":45,"mean_confidence":0.92072508070204},"coverage":{"mean_confidence":0.92072508070204,"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}}