{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004908},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004765","490:4900004909","490:4900005181","490:4900006818","490:4900005180","490:4900005190","490:4900005440","490:4900005710","490:4900005701","490:4900005968","490:4900006699","490:4900004629","490:4900007068","490:4900003261","490:4900004767","490:4900005973","490:4900004769","490:4900004630","490:4900003262","490:4900004623","490:4900004217","490:4900006216","490:4900005306","490:4900004223","490:4900006573"],"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":[0.3447751556528189,0.28631641267974156,0.12044681185609796,0.1095059716412198,0.08869369425938875,0.08450840605831231,0.05562202880061632,0.04469253919740322,0.043350339366482256,0.04172467529560874,0.03938993164434355,0.03706102583038801,0.03566949741981096,0.03287763348945535,0.031734771300783705,0.03004951593704554,0.029699219867924086,0.028971587088834076,0.024111279352927235,0.023934506853682237,0.02231363741033334,0.021058869979451975,0.019949132622451304,0.019352937990729315,0.01926208486967971],"twin_dists":[0.18953336412614,0.205403614598356,0.26721005985876634,0.2731551756436742,0.2858753412984421,0.2887133087238375,0.3121949256456794,0.3237991950499571,0.3253837131347736,0.3273590776228099,0.33031272451488763,0.33341031626013856,0.335340823855283,0.3394156203715489,0.34116929340019125,0.3438564699186935,0.3444311805426408,0.34564379813411894,0.35449195630615093,0.3548419162529849,0.3581597055392134,0.36087506732735236,0.3633965955169062,0.36480220174182515,0.3650197096950812],"n_dims_used":45,"mean_confidence":0.915258280436198},"coverage":{"mean_confidence":0.915258280436198,"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}}