{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009831},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010137","490:4900009120","490:4900008667","490:4900009830","490:4900009933","490:4900009630","490:4900008454","490:4900008455","490:4900009427","490:4900008563","490:4900007900","490:4900010399","490:4900010405","490:4900008668","490:4900008232","490:4900010679","490:4900009107","491:4910005403","490:4900009536","491:4910005459","491:4910005905","490:4900008556","491:4910005259","490:4900009855","490:4900009832"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,491,491,490,491,490,490],"twin_sims":[0.4887478029198056,0.20632285439440248,0.20458627179507402,0.1924129383241237,0.19134554528468045,0.17697811594992793,0.168597768442021,0.1639389240808277,0.16386911343303912,0.16145958723631898,0.14339197918101587,0.14035614658997972,0.13678889509003805,0.1340757352914919,0.12607355388944097,0.11368846425288735,0.11204589045664985,0.09483168483547476,0.08725489173562297,0.08151470314101633,0.0763495800225117,0.0762317523556063,0.07557050964112913,0.07383921689409227,0.07365684231298494],"twin_dists":[0.15540595367874377,0.23074665932546387,0.23136370060985487,0.23579366796616827,0.2361912685763905,0.24170121471467132,0.24506317546657022,0.24698435377457656,0.24701343982489365,0.24802289681669037,0.2559663243300498,0.25737258196061247,0.2590542855703271,0.2603554590138251,0.2643122772681307,0.27083071224460414,0.2717355896884946,0.28189954984885407,0.28683871532177235,0.2908128377493121,0.2945851557449092,0.2946735751562509,0.2951718338486803,0.29649325974411683,0.29663391111711435],"n_dims_used":45,"mean_confidence":0.8849156697591146},"coverage":{"mean_confidence":0.8849156697591146,"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}}