{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005396},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005395","491:4910005696","497:4970000095","491:4910005483","491:4910005644","491:4910005632","491:4910005398","491:4910005647","491:4910005727","491:4910005583","491:4910005585","491:4910005278","491:4910005282","491:4910005203","491:4910004944","491:4910005096","491:4910005648","491:4910005251","491:4910005253","491:4910005098","491:4910005028","491:4910005185","491:4910005344","497:4970000122","491:4910005283"],"twin_admin_codes":[491,491,497,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,497,491],"twin_sims":[0.6781281154853442,0.429959487101626,0.344239160619919,0.33540110005645746,0.32760776493620264,0.2807507509658515,0.2619160688909174,0.24185360237315492,0.231389881098234,0.22611401634533004,0.2054375506557396,0.17146432004086878,0.13866327542242796,0.13773339086968653,0.13753185735904866,0.13081623574457507,0.11294486910381349,0.10830264488277756,0.10290082850964419,0.08540128801435397,0.08539940188248132,0.08520936162502041,0.08511723532244407,0.08504335055893375,0.0834669676966371],"twin_dists":[0.11446932020599912,0.16874332701770156,0.1896717736828203,0.19197084884576704,0.19402554898911192,0.20700934132228369,0.21259237097994255,0.21882388025352728,0.22220695069774218,0.22395091358727937,0.23106077900432126,0.2439000050211402,0.2581666190560061,0.25860586339693625,0.25870135278469736,0.26194507150759255,0.271239094427067,0.27383663474449615,0.27697022227899154,0.28809862270552333,0.28809991576340177,0.2882303167075947,0.2882936149364465,0.28834441922123477,0.28943684541170667],"n_dims_used":45,"mean_confidence":0.8887780083550347},"coverage":{"mean_confidence":0.8887780083550347,"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}}