{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001371},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003668","490:4900002382","490:4900004351","490:4900001921","490:4900002997","490:4900002824","490:4900003117","490:4900002686","490:4900003809","490:4900002835","490:4900002683","490:4900003948","490:4900002976","490:4900002376","491:4910001275","490:4900004222","490:4900001230","490:4900002380","490:4900002548","490:4900003116","490:4900001633","490:4900002231","490:4900002535","490:4900001498","490:4900002528"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.30828005865485164,0.23425562246237863,0.15975996717591437,0.15471888218230154,0.13713715544637142,0.12897666587274628,0.09766829903080106,0.08886498616184894,0.0803806718871732,0.06733958001048711,0.06700888751320982,0.05871578855281644,0.057916277777547966,0.0492614839549635,0.04840622911935556,0.04709702867390809,0.043940969986238435,0.04293235458741687,0.042771463859490384,0.04144918766427238,0.03999085070158829,0.039336595940526055,0.03926424116706298,0.0377824612151647,0.035756117313591906],"twin_dists":[0.19924173970432604,0.22127063334423994,0.24874153636786164,0.25090631474104386,0.2588886717064696,0.2628554242672848,0.28013046286387183,0.2857614783178552,0.2916242775881535,0.3016896340591253,0.3019647475124114,0.30925657818735725,0.31000345295475057,0.3186884273636008,0.31961405597504805,0.32105779005594437,0.3246814459565827,0.32588557852961075,0.32607985243453297,0.32770022645167796,0.3295386719715717,0.33038190823410746,0.3304758891784182,0.33243354660325564,0.33521880297475043],"n_dims_used":45,"mean_confidence":0.9139401753743489},"coverage":{"mean_confidence":0.9139401753743489,"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}}