{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003665},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004083","490:4900004222","490:4900002079","490:4900003137","490:4900003798","490:4900002997","490:4900002377","490:4900003516","490:4900002383","490:4900002535","490:4900001928","490:4900003809","490:4900003948","490:4900002675","490:4900002389","490:4900002527","490:4900004085","490:4900002234","490:4900003117","490:4900004351","490:4900002548","490:4900004086","490:4900004504","490:4900002549","490:4900002977"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.39631050089321795,0.34751733024737735,0.3262710335173864,0.3104939569122123,0.27577624662568795,0.2643366228816734,0.23029237155177487,0.16905917685658978,0.16617812169652277,0.16276839952010594,0.13219590594986622,0.12633408345398667,0.12136665170808729,0.11475813544427921,0.10849915392709747,0.10745373875424136,0.1009242907225249,0.09221808451537593,0.09204148803316305,0.09200537214757491,0.08274099230464951,0.08259642537064651,0.08059582006244125,0.08043847765427559,0.07204267238169013],"twin_dists":[0.17670160527460824,0.1888270306821844,0.19438066399162965,0.19863502216141565,0.20846092767325497,0.21186123026773954,0.22256755735483733,0.244874994150408,0.24605612240094504,0.2474732336468372,0.26126862719626726,0.26418050521911296,0.26672938709467925,0.2702468411960606,0.27372494983587276,0.27432091920752055,0.2781488660152222,0.2835668398697586,0.2836808352052038,0.2837041697692206,0.2899454909923776,0.29004720554416197,0.2914696294673732,0.2915826943406783,0.2978912327097675],"n_dims_used":45,"mean_confidence":0.9211681789822048},"coverage":{"mean_confidence":0.9211681789822048,"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}}