{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001149},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000966","489:4890001156","489:4890001214","489:4890000969","489:4890000911","489:4890001094","489:4890001339","489:4890001484","489:4890001276","489:4890001418","489:4890001213","489:4890001344","489:4890001215","489:4890001084","489:4890001030","489:4890000910","489:4890000844","489:4890000798","489:4890001342","489:4890001278","489:4890001275","489:4890000850","489:4890000967","489:4890001274","489:4890001151"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9424161352191717,0.9396689681216814,0.9393760938126343,0.9335073347206597,0.8991337144670929,0.8966698386466695,0.8879641492071885,0.8876966536927263,0.8822396517419688,0.8790844122607405,0.8741298700350012,0.8722528280484365,0.8659434032394782,0.8631573151260622,0.8570875790748875,0.8521245567731354,0.8479611596611576,0.846272734511315,0.8458404500702728,0.8446693769702129,0.8384065828657187,0.838395762151322,0.8350518561116566,0.8336511980513037,0.8313910744495943],"twin_dists":[0.04472977832827343,0.04581740256676857,0.045932019407126025,0.048178519193198724,0.059889889850677586,0.06065779762010924,0.06331268945352125,0.06339290681737263,0.06501292829139603,0.06593592363886813,0.06736626629231078,0.06790236569103436,0.06968240742293985,0.0704581520364496,0.07212775197720808,0.07347328602585165,0.0745892250353016,0.07503859488040197,0.07515335770392954,0.0754636707136743,0.07710916690643739,0.07711199008136448,0.07798126528770277,0.07834353578303889,0.07892586775795987],"n_dims_used":45,"mean_confidence":0.9156011793348524},"coverage":{"mean_confidence":0.9156011793348524,"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}}