{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000410},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000931","480:4800000466","480:4800000351","480:4800000890","480:4800000446","480:4800000437","480:4800000308","480:4800000467","480:4800000440","480:4800000472","480:4800000380","480:4800000353","480:4800000321","480:4800000548","480:4800000716","480:4800000414","480:4800001080","480:4800000441","480:4800001130","480:4800000604","480:4800000649","480:4800000655","480:4800000657","480:4800000695","480:4800000473"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7059835030171392,0.42021705528503783,0.3643923730211942,0.34147258424673477,0.31524693173862406,0.29019489151064887,0.27729811835042245,0.26737232410834494,0.2650814997131251,0.26403295476046806,0.2597639711309175,0.2555629940496598,0.2546634395873235,0.2413452506112034,0.2200878341479965,0.2005615051160584,0.2001742491878489,0.1935695900570208,0.18558311842604727,0.18427095493577755,0.18336362400374148,0.1558333611429996,0.1529980097880433,0.14951272564111295,0.14941227641148006],"twin_dists":[0.10837532346890585,0.17101899935311,0.18454283050518366,0.19038801470858455,0.19734077155371715,0.20429570943525435,0.2080151552149023,0.2109501622955953,0.21163707861141617,0.21195272453374323,0.21324598768446523,0.21453176734511864,0.21480882534183807,0.21898600925757095,0.22597627598539108,0.23280771269772618,0.23294770040150792,0.2353645495238635,0.23836497102393134,0.23886654838919427,0.23921485048052146,0.2504233411818733,0.2516571050658053,0.2531968844738466,0.2532416522296813],"n_dims_used":43,"mean_confidence":0.9156428492346476},"coverage":{"mean_confidence":0.9156428492346476,"n_dims_used":43,"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}}