{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000216},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000259","500:5000000630","485:4850007353","500:5000000256","485:4850007216","500:5000000311","485:4850007151","485:4850007422","500:5000000465","500:5000000257","500:5000000215","485:4850007150","485:4850007488","500:5000000172","500:5000000168","485:4850007083","485:4850007081","485:4850006784","485:4850006707","500:5000000305","485:4850007219","500:5000000462","485:4850007548","485:4850007217","500:5000000258"],"twin_admin_codes":[500,500,485,500,485,500,485,485,500,500,500,485,485,500,500,485,485,485,485,500,485,500,485,485,500],"twin_sims":[0.9299423286082852,0.8801854727115294,0.8448109932296753,0.8237681732676025,0.8135032767645693,0.8023850721751701,0.8007090289841664,0.7852811034462295,0.7656508403478228,0.7529920891502324,0.7399039381976079,0.7286050017973401,0.7246384085224431,0.7140680718355955,0.7082514156047763,0.6885340359180083,0.6763602761211558,0.6719342776626593,0.662418017339951,0.6347061218802303,0.6289850622753779,0.6154267819606931,0.6031546304146328,0.5960039122405308,0.5887398391044215],"twin_dists":[0.04949997267878867,0.065614932712884,0.07542619002208391,0.08087044193255917,0.08344480266474225,0.08618161090709833,0.08658989448733453,0.09030032761424327,0.09491133611752466,0.09782929823902581,0.10080718734303526,0.10334998950313419,0.10423712036618571,0.10658842492984531,0.10787499402958974,0.11220291750997215,0.11485331780937447,0.11581349328665554,0.11787259591574736,0.12383696662913689,0.12506417772730036,0.12796945172304952,0.1305973932078003,0.13212877176282176,0.13368506461819246],"n_dims_used":44,"mean_confidence":0.9164591702547941},"coverage":{"mean_confidence":0.9164591702547941,"n_dims_used":44,"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}}