{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000834},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000221","490:4900000266","490:4900003171","490:4900002043","496:4960008389","490:4900003220","487:4870004105","490:4900000223","490:4900003908","490:4900000042","490:4900000124","494:4940008616","490:4900000389","487:4870005259","490:4900000957","490:4900000021","490:4900000264","493:4930004197","490:4900000053","490:4900000024","490:4900000265","496:4960008590","490:4900000836","487:4870003799","486:4860002956"],"twin_admin_codes":[490,490,490,490,496,490,487,490,490,490,490,494,490,487,490,490,490,493,490,490,490,496,490,487,486],"twin_sims":[0.11243289480914172,0.11212007934171932,0.10724886627611997,0.10499729994768846,0.0992154457490036,0.0983229131455596,0.09455424435695052,0.0852638416210492,0.08080144285667916,0.07424578046890469,0.07235776424677368,0.06322868227339427,0.06180945186564134,0.06165196909280907,0.061637360524873126,0.060955469496934714,0.06051215441646744,0.06040921459051332,0.052490513773909835,0.05160173565938821,0.04932130461156711,0.04746473307335473,0.04659876656104843,0.04495503826237471,0.04286240647895694],"twin_dists":[0.2715214765705923,0.2716944999688159,0.2744382392849018,0.275739205697308,0.2791825173750835,0.2797279499148995,0.2820748049847511,0.2881929101992498,0.29132213708110327,0.29618071635218185,0.29764402069040397,0.3051910762768725,0.3064431933785004,0.30658358146594883,0.30659661918793,0.3072080282839881,0.3076085407313392,0.3077018863391735,0.3153101573550833,0.3162223729026818,0.31862418739810855,0.3206489470761558,0.32161607883532956,0.32349398621905184,0.325969964766888],"n_dims_used":45,"mean_confidence":0.9163409762912327},"coverage":{"mean_confidence":0.9163409762912327,"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}}