{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006090},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006570","490:4900006940","490:4900006569","490:4900006812","490:4900006942","490:4900006690","490:4900006815","490:4900006694","490:4900005960","490:4900006095","490:4900006820","490:4900006215","490:4900005963","490:4900006456","490:4900007186","490:4900007068","490:4900006091","490:4900006692","490:4900004621","490:4900006693","490:4900005437","490:4900005701","490:4900004628","490:4900006460","490:4900005968"],"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":[0.39686200559989243,0.3004297062101972,0.22692505364378257,0.18495161550424083,0.1665196144723976,0.1567763372041613,0.14218852884834174,0.14175726152438273,0.11924755687089798,0.09485958674993825,0.09156022334913222,0.07351923260187808,0.07294725388225538,0.07193881552086713,0.06894161719032643,0.06066400578835158,0.046561196449351916,0.04368126636426569,0.042657173638435554,0.04045830767303586,0.03833250193540533,0.03695619903366295,0.036030997400261555,0.03479106636480671,0.03323243961275398],"twin_dists":[0.17656881017296042,0.2014136389389843,0.2236810823677989,0.23860605178176486,0.24591535581240231,0.25001665894317393,0.2565211117962719,0.25672077454449516,0.26784097333195855,0.28188194697715474,0.28399237788072973,0.29674022526538296,0.2971838549160769,0.29797290769095763,0.30037221715751644,0.3074710801721848,0.321658377297643,0.32498925356337366,0.32621823055687516,0.3289432994063834,0.331699396234566,0.33355358292910176,0.33483323757600025,0.33659271173703964,0.3388817753798694],"n_dims_used":45,"mean_confidence":0.9134962293836806},"coverage":{"mean_confidence":0.9134962293836806,"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}}