{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000040},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000021","489:4890000017","489:4890000042","481:4810006035","470:4700000833","481:4810005599","489:4890000007","489:4890000060","470:4700001803","481:4810005941","481:4810005940","489:4890000045","488:4880005542","470:4700002280","489:4890000136","485:4850002982","481:4810005402","489:4890000001","489:4890000032","481:4810005407","489:4890000208","481:4810006149","489:4890000074","489:4890000128","489:4890000043"],"twin_admin_codes":[489,489,489,481,470,481,489,489,470,481,481,489,488,470,489,485,481,489,489,481,489,481,489,489,489],"twin_sims":[0.7856557914446719,0.7236963943930294,0.7078082522731796,0.6671033105220743,0.6634237885199815,0.651817968210381,0.647772121196431,0.6292104941286396,0.6073993220716906,0.6072914760267921,0.5900914332084176,0.5899955534955991,0.5884732776851018,0.5810147601035706,0.5628259919838717,0.5563400331080083,0.547704761925658,0.5234172582239666,0.5223307294205151,0.5201177359465377,0.5198256124231961,0.5187654435422954,0.5145050671795042,0.5111158024723762,0.5091988571988565],"twin_dists":[0.09021117915465292,0.10444740423116314,0.10797281733054716,0.11685966889657753,0.11765528931801789,0.12015881243603796,0.1210296869019427,0.12501583893086213,0.12968848325747293,0.12971157603091468,0.1333954234082923,0.13341596887536278,0.13374219198698772,0.13534131995305007,0.1392488029957591,0.14064580710443836,0.14250952886419158,0.14778053941231165,0.14801752760800022,0.14850056713891827,0.14856436603362796,0.14879597494343255,0.1497278658110764,0.15047057615144496,0.15089120166641115],"n_dims_used":45,"mean_confidence":0.9147341410319011},"coverage":{"mean_confidence":0.9147341410319011,"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}}