{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009233},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009237","490:4900009564","490:4900009560","490:4900009134","490:4900009439","490:4900009232","490:4900007908","490:4900009240","490:4900009137","490:4900009453","490:4900009834","490:4900010067","490:4900009347","490:4900009441","490:4900009653","490:4900009854","490:4900009454","490:4900009859","490:4900009344","490:4900009449","490:4900009544","490:4900008039","490:4900008461","490:4900009746","490:4900010324"],"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":[0.48838109394048734,0.3321294139799,0.2953904012249962,0.28641365325874635,0.21545404342521937,0.21404015638938942,0.19394505383560082,0.16618017700487783,0.16510740044058936,0.14731732114221976,0.14136710471547367,0.12857323159082143,0.12234692563882187,0.11650470277168255,0.10413588626989449,0.10129355039822675,0.09684478795249436,0.09196305513588562,0.08731158589126045,0.08446381008730651,0.08369416593589948,0.08176984611393079,0.07945395070551611,0.07254972368233426,0.07058546209096517],"twin_dists":[0.15548739896518465,0.19283020938247175,0.20282531602273698,0.20537572792908657,0.2275590519453967,0.22804655529181458,0.23522563588693682,0.24605527455934656,0.24649884170904254,0.25418042272071856,0.25690179422883475,0.2630563828393101,0.2662201832924035,0.2693024230642272,0.2762426763098844,0.27792730859849546,0.2806398475516842,0.2837315201098146,0.2868005168229465,0.28874414543310234,0.28927838795162913,0.2906315208031663,0.29229422165525937,0.2974938417646808,0.2990460442706341],"n_dims_used":45,"mean_confidence":0.8800293816460504},"coverage":{"mean_confidence":0.8800293816460504,"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}}