{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001076},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000342","480:4800000578","480:4800000304","466:4660011932","480:4800001031","480:4800000540","480:4800000719","480:4800000315","480:4800000621","480:4800000753","480:4800000504","480:4800000913","480:4800000469","480:4800000370","480:4800000371","480:4800000922","480:4800000659","480:4800000541","466:4660011935","480:4800000460","480:4800000427","480:4800000543","487:4870000868","480:4800000503","480:4800000793"],"twin_admin_codes":[480,480,480,466,480,480,480,480,480,480,480,480,480,480,480,480,480,480,466,480,480,480,487,480,480],"twin_sims":[0.22003425026392706,0.17799517774106885,0.17335477692507525,0.09515259062497299,0.08594575671951156,0.08152212077424695,0.0717321686028033,0.07074880882418598,0.07038511217855076,0.058118732599579385,0.052675933233155045,0.05192793120655823,0.04820700929411944,0.04639046650587214,0.04574149659549476,0.04406669921033343,0.04367167795939025,0.04127881891773599,0.03915560390761397,0.03855638537589176,0.03750722247356781,0.03717859603049182,0.032553673526385794,0.03059514604160253,0.029885270961697453],"twin_dists":[0.22599445031534235,0.24130098306965073,0.24314051441322246,0.28169734135091873,0.28772630388642434,0.29080756001280605,0.29813570321261235,0.29891563829513274,0.2992063260798415,0.30981352725540706,0.31512146763030424,0.31588606990275986,0.3198316267480555,0.3218509549353885,0.3225884294700262,0.3245329770412784,0.3250006473974969,0.3279121594177823,0.33061727247960676,0.3314031269514456,0.33280431844836406,0.3332500415789098,0.3399073661806214,0.3429726241985646,0.34412521778131666],"n_dims_used":43,"mean_confidence":0.9134149773176327},"coverage":{"mean_confidence":0.9134149773176327,"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}}