{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760001065},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760000884","476:4760001297","476:4760001331","476:4760001216","476:4760001121","476:4760001122","476:4760001260","476:4760001120","476:4760001215","476:4760001330","476:4760001294","476:4760000778","476:4760001365","476:4760001367","476:4760001258","476:4760001368","476:4760000780","476:4760001259","476:4760001362","476:4760001168","476:4760000900","476:4760001002","476:4760001296","476:4760000836","476:4760001366"],"twin_admin_codes":[476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476],"twin_sims":[0.8982477745226226,0.7994046286925535,0.7968472515894691,0.794439034700541,0.7890095509114076,0.7868079496172601,0.784101156359027,0.7662368051604842,0.7649816455655535,0.7295071027855629,0.7194171370321991,0.7164294368742888,0.7121269123806012,0.7033032979039525,0.6989218265749603,0.6962282960714261,0.6866618914092263,0.658531680877503,0.6559391532223038,0.6510560071638253,0.6506715884361425,0.6428081804195769,0.6394882115368392,0.6373779475703514,0.6315165590019198],"twin_dists":[0.06016689320948815,0.08690690696921337,0.08752659272231642,0.0881079529953459,0.08941117619080173,0.08993676284417691,0.09058077304391822,0.09477528076322733,0.09506660561690175,0.10314784754178674,0.10540079647436003,0.1060646890171028,0.10701833267646287,0.10896570821755243,0.10992881939363389,0.1105197030631949,0.11261148012235916,0.11871162550545768,0.1192707851637475,0.12032289258856878,0.12040566098004522,0.12209706585494186,0.12281033319886538,0.12326347496704963,0.1245212738260304],"n_dims_used":44,"mean_confidence":0.9138541655106978},"coverage":{"mean_confidence":0.9138541655106978,"n_dims_used":44,"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}}