{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005755},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005100","490:4900012636","490:4900004693","490:4900007363","490:4900005108","490:4900006270","490:4900002745","490:4900007609","490:4900005230","490:4900004409","490:4900002881","490:4900006281","490:4900006267","490:4900002599","490:4900005625","490:4900003180","490:4900006639","490:4900004538","490:4900004952","490:4900006640","490:4900006388","490:4900001554","490:4900007118","490:4900006152","490:4900001550"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.701238544136723,0.6261701663756032,0.564251577214454,0.545183357088481,0.5134464222756983,0.49082518285807564,0.47106723123480126,0.4212082068577552,0.4081282670812428,0.378587083656541,0.3780068305929686,0.36815599474237864,0.36779279933275943,0.35636171102465913,0.3546555443035317,0.35275675653626115,0.3473039105152266,0.34570516325550743,0.34328356490861806,0.342931500721735,0.3368059946096527,0.3356520519134901,0.3341157228946142,0.3249532126334521,0.3247370822358878],"twin_dists":[0.10941987734824131,0.12566765904282434,0.1389420389428432,0.14305462316741088,0.14995972097528926,0.15494491803983565,0.159354932540775,0.1707864830614872,0.17387412566253804,0.18101625909146812,0.18115912987678856,0.18360123720526167,0.18369189135068106,0.18656857927919093,0.18700196761164548,0.18748555525134739,0.1888818977726054,0.18929347951113185,0.1899188207226187,0.19000993095657787,0.1916032283605549,0.19190512086802908,0.19230792723008625,0.19473154449976884,0.194789166272957],"n_dims_used":45,"mean_confidence":0.9214080810546875},"coverage":{"mean_confidence":0.9214080810546875,"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}}