{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004605},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004740","490:4900002223","490:4900003377","490:4900004880","491:4910001741","490:4900003630","491:4910001008","490:4900004055","490:4900005422","490:4900003240","490:4900007529","490:4900007650","490:4900005155","490:4900004603","490:4900004054","490:4900005019","490:4900003780","490:4900002965","490:4900007669","490:4900007423","490:4900003241","491:4910002161","490:4900007302","490:4900005020","490:4900002668"],"twin_admin_codes":[490,490,490,490,491,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490],"twin_sims":[0.19839553971570284,0.06551784293181222,0.05209374578260408,0.05149730012769984,0.049393927104465635,0.04909603081534675,0.044889705531658435,0.03815407369980732,0.03576515263639108,0.03436908927814285,0.031042596152381804,0.02985730499972462,0.029273932647171753,0.029217983132141197,0.028864398224502173,0.024907072277139366,0.023049187917617238,0.02254991230955258,0.021167433727499546,0.021142876239060374,0.01863860255315659,0.018505124371240713,0.017110468817663788,0.01708293468941798,0.017082044309011484],"twin_dists":[0.23359308944404622,0.3032191179594284,0.3157157899562432,0.3163304179177499,0.31854628710309635,0.3188664429345271,0.3235698088405698,0.33193656468892613,0.3352060894488966,0.3372036781000701,0.3422578373562666,0.3441711035577929,0.3451367928031724,0.3452302748537424,0.3458246351588298,0.3529434948718252,0.35662903949684044,0.35766330757027276,0.36063464864189565,0.3606889380791723,0.3665370252298835,0.36686761598450923,0.3704527086495894,0.37052603009711793,0.37052840284727323],"n_dims_used":44,"mean_confidence":0.895425102927468},"coverage":{"mean_confidence":0.895425102927468,"n_dims_used":44,"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}}