{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004666},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790002736","484:4840002428","489:4890004389","489:4890004719","489:4890004800","496:4960006826","489:4890004736","489:4890004790","472:4720007242","496:4960005170","496:4960005322","496:4960005179","489:4890003795","489:4890004601","479:4790002581","479:4790004419","496:4960001336","489:4890004219","472:4720005413","496:4960002575","479:4790001177","489:4890000617","496:4960001227","472:4720004349","496:4960006160"],"twin_admin_codes":[479,484,489,489,489,496,489,489,472,496,496,496,489,489,479,479,496,489,472,496,479,489,496,472,496],"twin_sims":[0.5400501833337255,0.479001371411562,0.4660802132724985,0.46344165351943784,0.44815651898449205,0.4372871996562673,0.4250748642759369,0.4004020862516837,0.3850396706671073,0.378013634738502,0.3738395324802933,0.3717100275555705,0.370882283630214,0.3645662890446602,0.35419218237534517,0.351404711060828,0.348726543999953,0.34752611844621045,0.34341539772025215,0.33783472400821585,0.33627481310037327,0.3285202319416527,0.3181121190063501,0.31663806486551865,0.3166339039426625],"twin_dists":[0.14416573675311437,0.15757707655051495,0.16047752534668389,0.16107314189811348,0.16454771927607997,0.16704556242356033,0.16988158570506923,0.17571840752390674,0.17943455681003118,0.18115745393275018,0.18218836695823049,0.18271648542848173,0.18292216980968143,0.18449921222456558,0.18711985357644548,0.18783072272137763,0.18851649399962989,0.18882477174558496,0.18988471668436727,0.1913345650320776,0.19174212550303824,0.1937836029538591,0.19656591676250185,0.19696406174057696,0.19696518709378905],"n_dims_used":45,"mean_confidence":0.9181384616427951},"coverage":{"mean_confidence":0.9181384616427951,"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}}