{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010131},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010309","490:4900008438","490:4900008228","491:4910004958","490:4900010574","490:4900008439","490:4900010483","490:4900007773","491:4910005663","490:4900010478","490:4900010225","490:4900011494","490:4900010229","490:4900010982","490:4900010480","490:4900007999","490:4900010218","490:4900010223","490:4900010138","490:4900010835","490:4900010129","490:4900007774","490:4900007787","490:4900008343","490:4900010905"],"twin_admin_codes":[490,490,490,491,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.341567434080382,0.26275026360473036,0.21033519358597752,0.20632916565600792,0.18313105412905578,0.1708904280634012,0.16648409155507113,0.14751465483167175,0.14677013817766416,0.14026445132099724,0.12317956885539347,0.10674710332465212,0.09107988593894024,0.08967536737154325,0.0836700656236349,0.08347111552115244,0.08278155220515264,0.07325072104772706,0.07280461820051035,0.07060203550335532,0.06397431002669075,0.06332618795742914,0.06241226962256861,0.06016446210943781,0.058840593729834835],"twin_dists":[0.1903634078271756,0.21233992262275836,0.22933443207036322,0.2307444233008655,0.23930432393046822,0.2441317518529155,0.24592998899117013,0.2540915766519725,0.25442724328766514,0.2574154078781192,0.2657901026413688,0.27472630991518,0.2843046143168407,0.28522514138155963,0.2892951802104412,0.28943394946212836,0.28991697933799315,0.29694813530194036,0.297294922035392,0.29903280192437,0.304542445842595,0.3051059002022266,0.30590850756996146,0.3079243534201514,0.30914074670009806],"n_dims_used":45,"mean_confidence":0.8869291517469619},"coverage":{"mean_confidence":0.8869291517469619,"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}}