{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003168},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012908","466:4660009665","494:4940007068","494:4940004215","466:4660008819","487:4870000193","490:4900005356","494:4940005695","490:4900000650","466:4660008033","466:4660013682","466:4660009150","487:4870004519","466:4660010827","494:4940004251","466:4660009494","490:4900002435","466:4660007284","466:4660010350","466:4660008818","466:4660010195","466:4660007000","466:4660005883","494:4940004836","466:4660011799"],"twin_admin_codes":[490,466,494,494,466,487,490,494,490,466,466,466,487,466,494,466,490,466,466,466,466,466,466,494,466],"twin_sims":[0.10623647189577902,0.09446488636710543,0.08449705890924256,0.07465291733648355,0.07244358386596948,0.07063268239608332,0.066286849571457,0.06363876235289587,0.05614374054468961,0.051291917360302815,0.050894080821088594,0.049896140092913266,0.04786550142014475,0.045810901892701164,0.045630475289921216,0.04540852836777104,0.04387763428659248,0.041398348035510346,0.04060037225157511,0.03981928169973648,0.03843529855548476,0.03813171600693429,0.037405817511617534,0.03287732125604525,0.03248928856337484],"twin_dists":[0.27502055362272715,0.28213133739930557,0.28872115368858725,0.29586911449614195,0.29757684013828417,0.29900832134886574,0.3025693012687429,0.3048335727809246,0.31169011550977793,0.31654343162564447,0.3169580757369406,0.3180101737893094,0.32020634543638027,0.32250914187374624,0.3227154684334887,0.32297021539777365,0.3247563719010542,0.3277633922402838,0.32876351083978866,0.3297586644460877,0.3315631820966516,0.3319663489246913,0.3329415017609508,0.33941609232204806,0.3400055949367861],"n_dims_used":45,"mean_confidence":0.9227445814344618},"coverage":{"mean_confidence":0.9227445814344618,"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}}