{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000105},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000131","477:4770000231","477:4770000062","477:4770000087","489:4890001961","477:4770000874","477:4770000652","477:4770000039","477:4770000873","477:4770000814","477:4770000154","477:4770000106","477:4770000603","477:4770000058","477:4770000107","477:4770000201","477:4770000275","477:4770000202","477:4770000200","477:4770000038","477:4770002199","489:4890002441","477:4770000813","489:4890001778","489:4890001963"],"twin_admin_codes":[477,477,477,477,489,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,489,477,489,489],"twin_sims":[0.8721984440187865,0.8585244851440753,0.7903853022498694,0.7701558197856931,0.7634449250420579,0.7587022276168269,0.7483611829500582,0.7279581574323214,0.7189239168226185,0.6992750386827565,0.694484225412161,0.6854229314425323,0.6711543967305033,0.67062200060679,0.6685787672540068,0.6619522154320893,0.656425441904819,0.646292853212967,0.6435842079090558,0.6384659169813978,0.6288661612846259,0.6248787578121199,0.6243588518610736,0.6195847461040334,0.6110420115066533],"twin_dists":[0.06791785228107357,0.07173495435802742,0.08908191874939636,0.09386294733567781,0.09542271834950719,0.0965179622352331,0.09888721459912568,0.10349484451009372,0.10551049148226002,0.1098512685354163,0.11090183625046854,0.11288165862038677,0.11598250834794865,0.11609786005818239,0.11654034577888274,0.11797321292190979,0.11916593376625652,0.12134789132059078,0.12193027474711762,0.12302987420240846,0.1250896728255244,0.12594445876686455,0.1260558847087398,0.12707882307079685,0.12890846799618447],"n_dims_used":45,"mean_confidence":0.9198872884114583},"coverage":{"mean_confidence":0.9198872884114583,"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}}