{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004112},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005542","493:4930006545","493:4930006044","494:4940006479","480:4800006162","494:4940005084","478:4780008556","496:4960009072","487:4870006439","494:4940007682","468:4680005134","487:4870006593","493:4930004265","493:4930005891","494:4940001005","487:4870008053","480:4800005131","493:4930005824","479:4790001503","487:4870004680","466:4660000244","487:4870010279","496:4960005423","493:4930002541","468:4680001456"],"twin_admin_codes":[493,493,493,494,480,494,478,496,487,494,468,487,493,493,494,487,480,493,479,487,466,487,496,493,468],"twin_sims":[0.08411353574629526,0.07225190526592701,0.05508545251001179,0.04381092574088209,0.04336614934159165,0.03823916775345136,0.03732953564234978,0.03511113376288703,0.03448969611081639,0.03384041559925137,0.030782369920121913,0.03012943455908971,0.02934788630974731,0.027339426711505795,0.025665922395180625,0.023615645043351986,0.023020901612171542,0.022994854022187955,0.02272686649900548,0.022670388207968382,0.021643288054681138,0.021238509781026954,0.021077612592797192,0.02094410847236966,0.01968089595134514],"twin_dists":[0.2889868018550402,0.2977269771981146,0.3127182198591743,0.3248353862190326,0.32536481042793663,0.3318233400033887,0.33304490584798707,0.3361334894362997,0.3370284066148844,0.3379782083592568,0.3426724581314071,0.3437261573152191,0.34501346396006155,0.3484620068574775,0.35150626050615674,0.3554788734755121,0.35668711364521966,0.3567406462918092,0.3572944872701246,0.3574119316343904,0.3595933458202156,0.36047782856753263,0.3608334841445244,0.3611303870953678,0.3640243968752448],"n_dims_used":43,"mean_confidence":0.9213372163994368},"coverage":{"mean_confidence":0.9213372163994368,"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}}