{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001714},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660010501","466:4660012436","466:4660013208","487:4870001621","466:4660012582","466:4660013390","466:4660010666","466:4660010670","490:4900013315","466:4660010504","487:4870002245","494:4940008380","494:4940004338","466:4660012848","466:4660008811","466:4660011145","466:4660009513","487:4870004368","466:4660009833","466:4660012279","466:4660012425","466:4660012964","466:4660012716","466:4660008987","466:4660013388"],"twin_admin_codes":[466,466,466,487,466,466,466,466,490,466,487,494,494,466,466,466,466,487,466,466,466,466,466,466,466],"twin_sims":[0.4754110934920263,0.2909414295510215,0.2548976362621964,0.19582365881299707,0.18939974992090614,0.1857102845502291,0.1848060089622728,0.17861079806134614,0.1778726660243931,0.17785310340059596,0.17771328153868168,0.1710072431320671,0.1688991659057699,0.15631418398162178,0.15512543339912807,0.15356210288442104,0.15315572500762847,0.15140267507094643,0.15069533734615542,0.14555145090302546,0.1419580890441067,0.14167732299462232,0.13896930983222097,0.13715048272092065,0.13166068230092254],"twin_dists":[0.15838036792761345,0.20408347382767145,0.21473663434145535,0.23453338357766926,0.23692007253749028,0.23831649425819915,0.23866172025964047,0.24105951444385712,0.24134910734326484,0.2413567939887503,0.24141175100237705,0.24408453487758422,0.24494021132609417,0.25021575022357495,0.25072983663353493,0.2514103210005811,0.251588039404931,0.25235867943312706,0.25267148186059374,0.2549794185738065,0.2566277417994774,0.25675783311433764,0.258022540680636,0.25888234022906537,0.26153040984177534],"n_dims_used":43,"mean_confidence":0.9097133902616279},"coverage":{"mean_confidence":0.9097133902616279,"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}}