{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000502},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001032","480:4800000501","480:4800000609","480:4800000569","480:4800000398","480:4800000618","480:4800001189","480:4800000615","480:4800000400","480:4800000606","480:4800001190","480:4800000339","480:4800000543","480:4800000469","480:4800000383","480:4800000503","480:4800000679","480:4800000717","480:4800000993","480:4800000514","480:4800000367","480:4800000622","480:4800000995","480:4800000844","480:4800000375"],"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":[0.5906577766683095,0.5811030199520486,0.53973318591934,0.5332250049190702,0.521290290337316,0.49606302823617154,0.4823556638363463,0.46644941565478204,0.4425789500884447,0.43823790940934415,0.41364408048580636,0.38640462094198424,0.33541302648771304,0.3281121755410787,0.32213929906611205,0.3128369416360358,0.3113016185458311,0.3047989142707615,0.3028623860954581,0.2912201797822494,0.2560059190861797,0.2529633046366444,0.2502814735646255,0.23685655401374875,0.2319573984143882],"twin_dists":[0.13327406870601213,0.13532238820619572,0.14423441691248726,0.14564620867378755,0.14824456927933022,0.15378502559232396,0.156828328585818,0.16039427654162242,0.16582652148876256,0.16682612656220516,0.1725669230602703,0.17910160035577039,0.19196772453485045,0.19389175566817715,0.19548342854726003,0.19799561975310892,0.19841430032836538,0.20020083908268202,0.2007371223138774,0.20400431018020573,0.2143955758010177,0.2153341591658518,0.21616742110549647,0.22042731546615962,0.22202092429250456],"n_dims_used":43,"mean_confidence":0.9136773930039517},"coverage":{"mean_confidence":0.9136773930039517,"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}}