{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009027},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008465","490:4900008794","490:4900009665","490:4900008917","490:4900009234","490:4900008696","490:4900009136","490:4900008570","490:4900008025","490:4900009028","490:4900009040","490:4900008471","490:4900007912","490:4900007914","490:4900008591","490:4900009224","490:4900008133","490:4900011446","490:4900008693","490:4900008470","490:4900008991","490:4900010418","490:4900008682","490:4900007913","490:4900009455"],"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":[0.2349650536459208,0.23329270920243134,0.1407997870661819,0.13292187707849423,0.10259250728299629,0.06803498326101065,0.06527038047615255,0.05898109848573849,0.051423118302586855,0.05072798407647857,0.0494190242385619,0.03302214458577025,0.030519175037337688,0.027072249684358916,0.025523923561510918,0.02477663073687513,0.02451964547613598,0.02139392461848226,0.019500514727761844,0.01887080682481342,0.016881877328382852,0.015629360410358263,0.015406313084378231,0.014203218948338552,0.013958731680842515],"twin_dists":[0.22104000442525848,0.22158440041820113,0.25716567539024865,0.26091482041072367,0.2771529091816364,0.30111467780651485,0.30342954988603443,0.3090105863080228,0.3164072743152003,0.3171319880085881,0.3185193882510064,0.33919759687048145,0.34309487337386635,0.3489370541228941,0.35177238345216477,0.35319434894407636,0.35369192121795706,0.3601365106762959,0.36445078711051165,0.36596681723362395,0.3710645965367877,0.37455243979721037,0.3751991855594198,0.3788368515485385,0.37960915404739437],"n_dims_used":45,"mean_confidence":0.896562025282118},"coverage":{"mean_confidence":0.896562025282118,"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}}