{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920003152},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920003311","492:4920003149","492:4920003262","492:4920000577","492:4920002788","492:4920003637","492:4920001045","492:4920003368","492:4920003543","492:4920003065","492:4920003412","492:4920003307","492:4920003590","492:4920003318","492:4920003643","492:4920003402","492:4920000574","492:4920003492","492:4920003971","492:4920003173","492:4920002295","492:4920000881","492:4920003210","492:4920000681","492:4920003362"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.41379132761634996,0.3411465621938923,0.20552559207413357,0.19012582856619234,0.18539131437143347,0.17353533537871427,0.16990090388246235,0.15703946731186944,0.15561060167439866,0.15554126292633125,0.15528235791535067,0.1487288542234452,0.14866346842381303,0.14856831467986398,0.14744726275106812,0.14601873647609875,0.14428920820509955,0.1440473147515726,0.1437504469724403,0.1210208546709045,0.12087286999495024,0.119409136758925,0.11835702993919969,0.11664994153683934,0.1151197719383302],"twin_dists":[0.17253213127953096,0.1904726224572915,0.23102949912884665,0.23664750830638015,0.2384381324989659,0.2430682855443771,0.24453265186675793,0.249903496355363,0.2505196743156497,0.25054968068401884,0.250661808459738,0.25354682718592597,0.25357607868649257,0.2536186643667393,0.2541219088877231,0.25476729307356794,0.25555494994861144,0.2556656693888175,0.2558017403720858,0.2669097600138199,0.26698707123593435,0.2677556861875601,0.26831261562004594,0.2692243791767691,0.27005039197391484],"n_dims_used":45,"mean_confidence":0.9248729281955295},"coverage":{"mean_confidence":0.9248729281955295,"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}}