{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004916},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004915","490:4900005573","490:4900005038","490:4900005707","490:4900004775","490:4900007429","490:4900005054","490:4900005572","490:4900005174","490:4900005571","490:4900005705","490:4900005312","490:4900005706","490:4900004777","490:4900006937","490:4900005574","490:4900004778","490:4900005442","490:4900004637","490:4900005577","490:4900004779","490:4900007552","490:4900005173","490:4900004633","490:4900004917"],"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":[0.6401493073247512,0.4463887397689158,0.374289164398122,0.3050430030338048,0.2852112086370518,0.27949302669136156,0.27114337396991367,0.24706813023083185,0.22348341981978942,0.19449176685317582,0.1832441352976544,0.18101481048687854,0.161843669142245,0.1602778772947727,0.15583859261306734,0.1436832830858302,0.11978058865656559,0.11974948225344914,0.11950348178510646,0.09141225897788634,0.07773369810059931,0.07683486396069897,0.07033667480790144,0.06993455585852275,0.06741099078711639],"twin_dists":[0.12266833874482935,0.16495236822801868,0.18207704761997898,0.20013338387194773,0.2057209657088771,0.20737486340666003,0.209827300724368,0.21717337830004893,0.2248305599990915,0.23502369753583505,0.23926080974336367,0.24012218740087946,0.2478612595773711,0.24852196559114573,0.250421080024111,0.2558325542340753,0.2675599558432402,0.26757632902336226,0.2677059286036762,0.2840884216156344,0.2935546357236653,0.2942221469044909,0.29924513200036695,0.2995681326480058,0.3016303697614753],"n_dims_used":44,"mean_confidence":0.9200377030806108},"coverage":{"mean_confidence":0.9200377030806108,"n_dims_used":44,"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}}