{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001767},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001721","487:4870002037","487:4870001764","466:4660013405","466:4660013761","466:4660013557","487:4870002127","466:4660013689","487:4870012411","490:4900003722","487:4870008398","494:4940007384","487:4870007620","494:4940007709","487:4870007330","487:4870011593","487:4870002772","487:4870001672","487:4870001766","487:4870002210","487:4870001863","490:4900004424","466:4660013816","487:4870000846","499:4990004292"],"twin_admin_codes":[490,487,487,466,466,466,487,466,487,490,487,494,487,494,487,487,487,487,487,487,487,490,466,487,499],"twin_sims":[0.4036101560337608,0.3682810301944429,0.36564532434205055,0.3582177924548072,0.3529459703769109,0.3252092395551882,0.3234513160881711,0.3219260000833345,0.3142512381846234,0.310466151009903,0.2987144737734438,0.296791594977399,0.2839917019411075,0.2802957793342288,0.2789393186532785,0.27810411770102883,0.27539279751864293,0.2665817070470584,0.2608364610947571,0.2593271155741523,0.25780495196310393,0.25207376372455575,0.25169947785440927,0.24619507837999483,0.24390226438637616],"twin_dists":[0.17495070384732458,0.18357003850202513,0.184228823388816,0.18609832332061782,0.18743730530024355,0.19466331357720393,0.19513240140114155,0.1955405715645781,0.19761097770264793,0.19864262694471732,0.20189256184250198,0.20243138400275992,0.20607199754368427,0.20714145102634396,0.20753609983834304,0.20777967416031198,0.20857348111434174,0.2111868179656861,0.21291983692741545,0.2133790808356158,0.21384393225916715,0.2156099182880633,0.21572613279443323,0.21744814128445353,0.2181727251400879],"n_dims_used":43,"mean_confidence":0.9112446807151617},"coverage":{"mean_confidence":0.9112446807151617,"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}}