{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005570},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005574","480:4800005406","480:4800005487","480:4800005575","480:4800005409","492:4920001004","492:4920000492","492:4920000901","480:4800005328","480:4800005329","480:4800005159","480:4800005244","480:4800004381","480:4800005324","480:4800005491","480:4800002560","492:4920000352","480:4800005326","492:4920000348","480:4800005156","495:4950004324","492:4920000858","480:4800005066","480:4800005158","495:4950004325"],"twin_admin_codes":[480,480,480,480,480,492,492,492,480,480,480,480,480,480,480,480,492,480,492,480,495,492,480,480,495],"twin_sims":[0.4440783810404522,0.39123668944448997,0.31223224259375526,0.2543052744643326,0.16451096106586954,0.1642802417606447,0.15352998839343426,0.15158268078704384,0.14981163318835314,0.145954090836199,0.13821256867104717,0.13449670255087437,0.13271747613133986,0.1302566468742451,0.11271780121560074,0.09755817756277828,0.09532915563272476,0.09186545291180041,0.07982208079366852,0.07947695948027828,0.07894314515098988,0.07806028391960552,0.07642779408861484,0.07222133738364302,0.07100940386860716],"twin_dists":[0.16548213510165302,0.1779273421366407,0.19816038012866508,0.21491931106718679,0.2467463559559914,0.24684227533379277,0.25142435284880527,0.2522792479805272,0.2530637996769282,0.2547966091495923,0.2583792410457702,0.26015228520485234,0.2610142891788868,0.26222096837687114,0.27136421288743023,0.28019838291827487,0.28158631350022223,0.2837946403569598,0.29202734694059096,0.29227751248067535,0.2926661772706676,0.29331363722708564,0.29452652358252057,0.2977509500638921,0.2987080999942747],"n_dims_used":43,"mean_confidence":0.910695098167242},"coverage":{"mean_confidence":0.910695098167242,"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}}