{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850008869},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000555","485:4850008631","485:4850008581","500:5000000193","500:5000001822","500:5000000670","485:4850006447","477:4770000811","485:4850007408","500:5000000336","499:4990003190","500:5000002385","485:4850007203","500:5000005686","500:5000001819","485:4850006830","477:4770000782","485:4850006287","500:5000000042","500:5000000554","485:4850003987","477:4770000030","500:5000000238","500:5000002393","485:4850001191"],"twin_admin_codes":[500,485,485,500,500,500,485,477,485,500,499,500,485,500,500,485,477,485,500,500,485,477,500,500,485],"twin_sims":[0.21239718403300697,0.20816619936406733,0.17955376751222704,0.12575691688992327,0.12330690030873276,0.12216345392706071,0.10906651530135948,0.10463796948366273,0.10212310666099056,0.10149233660243127,0.09766486933539054,0.09706965356753983,0.09649747879141886,0.09116124998925762,0.08768495711606379,0.08711525095787198,0.08590002280914129,0.08408820037492444,0.08363136071054442,0.08101394185855149,0.08070969713331155,0.07878902916139391,0.07856187189843673,0.0781607382443882,0.0780775950098287],"twin_dists":[0.228615787757974,0.23009555310236174,0.24069079019897416,0.2644727060120605,0.2657245281227854,0.2663152505723189,0.2734033699533616,0.27594883125428843,0.2774318635689832,0.2778082973218122,0.28013257730339397,0.2805004197625812,0.2808556971620884,0.28425163328377584,0.28654944386998216,0.2869328845181982,0.28775750528419164,0.2890043844621366,0.2893221565302979,0.2911700280747359,0.29138790870606096,0.29277878006328845,0.29294507248883883,0.2932396716895013,0.2933008854409804],"n_dims_used":45,"mean_confidence":0.9193255954318577},"coverage":{"mean_confidence":0.9193255954318577,"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}}