{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000965},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000293","490:4900000346","490:4900000138","490:4900000112","490:4900000133","490:4900000333","490:4900000725","490:4900000154","490:4900000292","490:4900000966","490:4900000100","496:4960007935","487:4870002633","490:4900000244","490:4900000585","490:4900000209","490:4900000330","487:4870003405","480:4800005480","494:4940008439","490:4900000104","490:4900000239","487:4870003241","490:4900000512","490:4900000225"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,496,487,490,490,490,490,487,480,494,490,490,487,490,490],"twin_sims":[0.29357663365954056,0.2587458888843754,0.24909724723526974,0.20199988713248193,0.19886004074768898,0.17773875618351634,0.14824435017759965,0.13042954318345057,0.12081033815759627,0.12018512400125596,0.11969543558338623,0.107323173596451,0.10690161369638515,0.10631763841258132,0.10330467221440588,0.103081662371118,0.09947960123425571,0.09683131387572026,0.09602682072818046,0.09429217121475542,0.09304508913105215,0.09207810616210502,0.09090904289886718,0.09049955440853218,0.08730161692664448],"twin_dists":[0.2033368802901231,0.21355637736163888,0.21653718258172125,0.23228938068810345,0.23342416533718965,0.241401735899364,0.25376380445955793,0.26213562914918476,0.2670197612864645,0.2673473198059857,0.2676047847859951,0.2743956671688623,0.274637491081029,0.27497370930190246,0.27673158110773616,0.27686327295892543,0.2790218279419774,0.2806482102198562,0.2811491838537992,0.2822407253632029,0.2830352811994845,0.28365718352805197,0.28441598251065636,0.2846835935305786,0.286807232126524],"n_dims_used":45,"mean_confidence":0.9145838419596354},"coverage":{"mean_confidence":0.9145838419596354,"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}}