{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002914},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003739","490:4900003598","490:4900003193","490:4900002467","490:4900002760","490:4900004580","490:4900003192","490:4900003215","496:4960011551","490:4900001697","490:4900004296","490:4900001464","490:4900004578","490:4900004007","490:4900001072","490:4900002313","490:4900003607","490:4900003880","490:4900002611","490:4900003353","490:4900001595","490:4900004434","490:4900004152","487:4870001774","490:4900001076"],"twin_admin_codes":[490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490],"twin_sims":[0.5116775386619729,0.48942532187583615,0.4808403418293535,0.4652610891772562,0.4592902268271649,0.4420682483896973,0.4419362179215251,0.4409561321356342,0.43640941320756865,0.42236236714736447,0.40408156034263426,0.40303970450624427,0.3974889348595985,0.39599346932560836,0.3880054148825086,0.3854393910068922,0.3743809747191002,0.3731666534771686,0.3637671066285517,0.35937719824319275,0.3452987154342439,0.3330883498827535,0.33256020374586803,0.3237648607401885,0.31373490948254334],"twin_dists":[0.15034739380763804,0.15525552658327754,0.15716637472276113,0.16066230513272167,0.1620126803543774,0.16594392125588273,0.16597428087518842,0.1661997559369042,0.16724833424484206,0.17051601674200847,0.17483812683615202,0.17508701349562442,0.17641795664378587,0.17677798077084264,0.1787118234247647,0.17933699381323406,0.18205432540935468,0.18235508065539593,0.1846997347198599,0.18580521117027804,0.18939827587119373,0.1925778537926302,0.1927167927113892,0.19504863080651844,0.19775128774910877],"n_dims_used":45,"mean_confidence":0.9170925564236111},"coverage":{"mean_confidence":0.9170925564236111,"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}}