{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001544},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002038","491:4910001036","491:4910002044","491:4910000967","491:4910000970","492:4920001032","491:4910001225","492:4920003529","491:4910001029","491:4910002306","492:4920000630","491:4910001539","491:4910003323","492:4920000575","492:4920004011","492:4920005157","491:4910001661","492:4920006980","492:4920006806","492:4920003710","491:4910001494","491:4910001773","492:4920001045","492:4920000628","492:4920000725"],"twin_admin_codes":[491,491,491,491,491,492,491,492,491,491,492,491,491,492,492,492,491,492,492,492,491,491,492,492,492],"twin_sims":[0.2448286850077399,0.1629310584866859,0.13551587842716928,0.09563129761956249,0.09091450426714585,0.08965714817168932,0.07202910142805918,0.06628866495101142,0.05961994959433771,0.0570786447050838,0.05615425653784693,0.05610841230826455,0.05334609550059091,0.052109936257682156,0.052081724129547036,0.05111477883283378,0.05037893040073077,0.05002285375332218,0.04585948241669218,0.044126769974646686,0.04211074327664863,0.04166924577696715,0.04123867008752864,0.04050087208857759,0.04026451494415075],"twin_dists":[0.2178794277893529,0.2474051457041112,0.25966236385337665,0.2813966951331389,0.2844124198230092,0.28523715713469,0.29790189974317727,0.30256777455350603,0.3084219683801572,0.31079511497413076,0.31167998013050585,0.31172417657474044,0.31444405015444066,0.3156991876150378,0.31572812019903845,0.3167277221839119,0.31749901624962695,0.3178756174448297,0.32245370405045054,0.3244621672955926,0.32688417151952154,0.327427565648755,0.32796221055503194,0.3288893765540864,0.3291894133269397],"n_dims_used":45,"mean_confidence":0.8983200920952691},"coverage":{"mean_confidence":0.8983200920952691,"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}}