{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880004476},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960012284","496:4960012275","488:4880004559","488:4880004839","496:4960012480","466:4660000947","496:4960012371","496:4960012504","496:4960012359","488:4880005036","496:4960007643","496:4960012514","496:4960012598","466:4660000630","496:4960012579","496:4960012597","496:4960012603","496:4960012676","496:4960012481","496:4960012670","466:4660001018","496:4960012594","488:4880005699","496:4960012573","493:4930003801"],"twin_admin_codes":[496,496,488,488,496,466,496,496,496,488,496,496,496,466,496,496,496,496,496,496,466,496,488,496,493],"twin_sims":[0.7340423328404163,0.7040112788187305,0.5136909394379034,0.4950929264847952,0.4792188214911219,0.4534115120349792,0.44375307709933803,0.440931444834087,0.43821586645326055,0.42692363534572375,0.42225720483604834,0.4155921248258461,0.4142448195646374,0.3951595602490901,0.3936269538483841,0.3912630014471848,0.3900665396001939,0.3873489124653618,0.3814436457938111,0.3813223526515069,0.3811337931762811,0.3675701345127224,0.3601377032336217,0.35695197680139523,0.35086085051136795],"twin_dists":[0.10212934928355856,0.10880985027156738,0.14990615839872887,0.1539995793984757,0.15752848666536529,0.1633483579980743,0.16555681219515656,0.16620543792447898,0.16683121222804756,0.1694501379549135,0.17054064763329577,0.1721070684433402,0.17242501317786485,0.1769790108380484,0.1773489871491149,0.17792096666221613,0.17821107591604674,0.17887158287031282,0.18031445260866616,0.18034420050454208,0.1803904549328187,0.1837474909760326,0.1856132087590971,0.1864188934860217,0.18796976171650928],"n_dims_used":45,"mean_confidence":0.9176376342773438},"coverage":{"mean_confidence":0.9176376342773438,"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}}