{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003311},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003310","474:4740003142","474:4740003312","474:4740003309","474:4740002268","474:4740003314","474:4740002870","474:4740003316","474:4740002059","474:4740002866","474:4740002958","474:4740002166","474:4740003317","474:4740003315","474:4740002775","474:4740002270","474:4740002497","474:4740002953","474:4740001016","474:4740002860","474:4740002053","474:4740002393","474:4740000412","474:4740002864","474:4740002593"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.8289841747050056,0.6052380151710519,0.5503479095250571,0.5108431196818074,0.5086958733486527,0.48844891731981394,0.4718741963056236,0.4663696600770911,0.4402205134632391,0.406800733956502,0.4053747477358093,0.3867078690206071,0.3779847910115195,0.3550225066924273,0.3265010923255228,0.3109138164404239,0.2746253145268288,0.25950140276367106,0.2540416591168347,0.24333948567717725,0.23174049146179526,0.22857530086044078,0.22608238219667393,0.22149186608784882,0.22049958901729474],"twin_dists":[0.07954305314837597,0.13015127759825557,0.14193857143582256,0.15053038481554185,0.15100163650060103,0.1554723341447223,0.15917366110036532,0.16041225813302928,0.1663691179280401,0.17418989832143753,0.17452959973435317,0.17902770396706152,0.18116455859519748,0.18690866364880418,0.19431948951623906,0.19852023990435788,0.2087990482750757,0.21332596530210854,0.21500069347813125,0.21835124763281263,0.22209198878641845,0.22313401345605327,0.22396145123521866,0.2255011147225184,0.22583671766263755],"n_dims_used":45,"mean_confidence":0.9205476548936632},"coverage":{"mean_confidence":0.9205476548936632,"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}}