{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001336},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001287","480:4800001689","480:4800002075","480:4800002074","480:4800001522","480:4800002021","480:4800002435","480:4800001897","480:4800001675","480:4800001259","480:4800001335","480:4800001914","480:4800002389","480:4800001611","480:4800001799","480:4800002055","480:4800001446","480:4800001397","480:4800001557","480:4800001737","480:4800001459","480:4800001970","480:4800002016","480:4800001577","480:4800002072"],"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":[0.4772176245403814,0.3880792043982403,0.37728091074765824,0.3760391193841134,0.3723019106697873,0.36344745082198887,0.36274504422677,0.36113554971128364,0.3483575876250924,0.34331036719308944,0.34073380943192316,0.33614145267544554,0.3163860256330642,0.3029203848205331,0.29633962072964454,0.2941333792026281,0.28958637029507844,0.2857852878623027,0.28203808461540486,0.2772203501289932,0.2706160989228948,0.26769310546172204,0.2673847251522865,0.26561470945094656,0.25693716881592193],"twin_dists":[0.15797592850475792,0.1786938747744598,0.18133801715564354,0.18164441914851404,0.18256954856907637,0.18478000173626116,0.18495650482505646,0.18536159902237004,0.18861118509439875,0.18991188663279918,0.1905798002499214,0.19177701618070644,0.19703224275658038,0.20072103183642473,0.20255833224205297,0.20317965469128332,0.2044689485886239,0.20555603109893977,0.2066362409360978,0.2080378980773407,0.2099837179910989,0.21085426666415194,0.2109464537521611,0.21147686383057043,0.21410971872557819],"n_dims_used":43,"mean_confidence":0.9220094015431959},"coverage":{"mean_confidence":0.9220094015431959,"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}}