{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730005923},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730006039","473:4730005924","473:4730005806","473:4730006040","471:4710000695","500:5000003686","500:5000004927","500:5000004750","500:5000002877","500:5000002876","500:5000005269","500:5000003688","484:4840000628","473:4730005805","500:5000004928","500:5000002728","500:5000005276","473:4730006835","500:5000006367","471:4710000740","500:5000002875","471:4710000814","500:5000002731","500:5000002729","500:5000005100"],"twin_admin_codes":[473,473,473,473,471,500,500,500,500,500,500,500,484,473,500,500,500,473,500,471,500,471,500,500,500],"twin_sims":[0.9326597205070827,0.8568962120323916,0.8028607306265764,0.623078781939383,0.5647763124186596,0.5444192726968319,0.5401901399321268,0.5394253990686294,0.525884569909816,0.5258718811533061,0.5167188295210623,0.5153080513368525,0.5111012406656905,0.510566973952337,0.5076614585253441,0.5039681293858748,0.5010184142932916,0.491917250240594,0.49077510346175396,0.4894088649442433,0.4839255106872909,0.48257197214878067,0.48203321959456336,0.4802684382506967,0.4763940511831566],"twin_dists":[0.04849550922823528,0.07217995295045863,0.08606554375878019,0.12633020458267302,0.13882914879270583,0.14321989477375532,0.1441354163968139,0.14430110882845598,0.14724279525225792,0.14724555928661673,0.1492434069348978,0.14955208206756876,0.15047376984792,0.15059096133786226,0.15122884150165003,0.15204106730435066,0.15269091370717422,0.15470278741452767,0.15495602535754188,0.1552591797142658,0.15647847042094754,0.1567801006773804,0.15690023308594422,0.15729404565031027,0.15816024505274318],"n_dims_used":44,"mean_confidence":0.9235376878218218},"coverage":{"mean_confidence":0.9235376878218218,"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}}