{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003631},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003065","496:4960003754","496:4960003349","496:4960003623","496:4960003493","496:4960003068","496:4960001618","496:4960001266","496:4960001609","496:4960004048","496:4960003205","496:4960003213","496:4960003767","496:4960003086","496:4960003889","496:4960001754","496:4960003495","496:4960003084","496:4960003077","496:4960001610","496:4960002929","496:4960002121","496:4960002366","496:4960002789","496:4960003083"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.9275775161453474,0.926959881925066,0.8968275946920417,0.8809826979066259,0.8539925277409857,0.8474164824024629,0.8377842196129218,0.8235376591401807,0.8229195063987169,0.8147214301768531,0.8112273388825825,0.8062627808067142,0.7929988013453703,0.7886442583842996,0.7874795194108655,0.7804717654523265,0.7684256270733855,0.7659581775588247,0.7628986680566244,0.7627889455325974,0.7624687344783512,0.7600617485576153,0.7594131415861435,0.7492911369456816,0.7475137701053672],"twin_dists":[0.05036013248023646,0.05058273384451175,0.06060885902115331,0.06538178697516338,0.07296885350013761,0.07473438672144002,0.07727143586913676,0.08092879376938462,0.08108514477803289,0.08314179378552583,0.08400920844534612,0.08523280941253507,0.08845464611817648,0.0894984940246996,0.08977661008327172,0.09144062553299642,0.09426624495929826,0.09483998675319685,0.09554915791152443,0.09557454560820669,0.09564861866881563,0.09620458251248036,0.09635414840938636,0.09867515693667293,0.09908028406113778],"n_dims_used":45,"mean_confidence":0.9304506937662761},"coverage":{"mean_confidence":0.9304506937662761,"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}}