{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004126},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004272","487:4870003975","466:4660013143","490:4900000160","490:4900000070","490:4900000190","496:4960008388","490:4900000119","466:4660012906","496:4960007552","490:4900000425","487:4870002291","490:4900000205","490:4900000725","496:4960007027","490:4900000139","487:4870002371","487:4870005864","490:4900000120","490:4900001621","487:4870003699","490:4900000599","487:4870004276","490:4900000166","487:4870006431"],"twin_admin_codes":[487,487,466,490,490,490,496,490,466,496,490,487,490,490,496,490,487,487,490,490,487,490,487,490,487],"twin_sims":[0.6409723957210094,0.375725981038468,0.37014143257744186,0.347770895719516,0.33400641791453073,0.2851588678572193,0.2843795869299235,0.28114681404185077,0.2735586836694289,0.26582486488464585,0.2635924710587678,0.2578158558577498,0.25595031718600963,0.25350105467204226,0.2531134688664409,0.2433279042533688,0.24044010922385395,0.23491417725694985,0.23351024385464209,0.23337222501915514,0.23206705559287327,0.22992922496917345,0.22871555930189835,0.22289655979093034,0.22266678164132336],"twin_dists":[0.12249152563546305,0.18172176148665478,0.18310645548236734,0.18876186578286747,0.19233662394532794,0.2057360132905006,0.2059602475808262,0.206894442503262,0.20911317938067697,0.211413772982027,0.2120855577982376,0.21384059618762513,0.2144126641993588,0.2151677549523278,0.21528766893066695,0.21835492424702607,0.2192752356702699,0.2210565286314647,0.22151344216226398,0.22155845789053652,0.2219850143167791,0.2226871251566963,0.22308763742842902,0.22502773961625655,0.22510503727857667],"n_dims_used":43,"mean_confidence":0.9106817023698673},"coverage":{"mean_confidence":0.9106817023698673,"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}}