{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002000},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001667","491:4910002098","491:4910002144","491:4910001553","491:4910001300","492:4920000814","491:4910001786","492:4920000863","491:4910002346","491:4910001112","491:4910002198","492:4920000762","492:4920003796","492:4920000605","491:4910001936","492:4920000169","491:4910001950","491:4910002358","491:4910002097","491:4910002106","491:4910002725","491:4910001551","492:4920001295","491:4910002087","492:4920001164"],"twin_admin_codes":[491,491,491,491,491,492,491,492,491,491,491,492,492,492,491,492,491,491,491,491,491,491,492,491,492],"twin_sims":[0.3973965701767109,0.3493646126456536,0.2781095842610809,0.2528134249196873,0.23907278526619088,0.2047966682969808,0.2001375582405458,0.199482940038899,0.19385548669602642,0.17673937756473979,0.16464608632637862,0.16326243505940652,0.16096035977710949,0.16016768397052092,0.1509048946242238,0.14706206863520954,0.14651644858389662,0.14224701404689405,0.13399636995538922,0.1325337020755762,0.13028061296915588,0.12683042532593916,0.12423159738863242,0.11547591689246205,0.11321221843714631],"twin_dists":[0.17644017484632527,0.18835286048879574,0.2077780784695351,0.21538057882895625,0.2197134904151909,0.23128875233739418,0.2329609733501432,0.23319806392168205,0.23525875683538805,0.2417953993424111,0.2466902240547682,0.2472665859041029,0.2482334096393602,0.24856863939215149,0.252578698018088,0.25429547627382254,0.2545419072073918,0.2564940697484524,0.2603938172170759,0.26110381862053383,0.2622091339424827,0.26393003188327774,0.26524985693802783,0.269857388976171,0.27109202843375035],"n_dims_used":45,"mean_confidence":0.8985427856445313},"coverage":{"mean_confidence":0.8985427856445313,"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}}