{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870012498},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870012038","487:4870012417","474:4740000011","487:4870012126","487:4870012136","487:4870012228","466:4660001005","478:4780001177","487:4870011566","487:4870012130","487:4870012815","487:4870012327","487:4870011807","466:4660003673","474:4740000217","470:4700002681","487:4870011695","487:4870012125","474:4740000678","499:4990003134","487:4870012137","474:4740002539","466:4660005796","466:4660001000","487:4870012416"],"twin_admin_codes":[487,487,474,487,487,487,466,478,487,487,487,487,487,466,474,470,487,487,474,499,487,474,466,466,487],"twin_sims":[0.6387475585784403,0.6084473234526399,0.5646895969536501,0.5488610432054195,0.525016343914812,0.5172350581544621,0.49252562334357447,0.4920561708022355,0.4837801775554408,0.4742707132830181,0.46326599509479593,0.4539360198856028,0.4407424404522057,0.4229874218585746,0.41439305847872787,0.4122699459636737,0.4106903653408414,0.41032911380866277,0.40961839707945535,0.4085102036903686,0.40695053322971214,0.39670159469087807,0.39600315543789083,0.39138996336097126,0.38887979146264795],"twin_dists":[0.12296939484331444,0.12946407680424152,0.13884780362204965,0.14225969944302205,0.14743195811096804,0.1491305085353485,0.1545679692632306,0.15467199768067708,0.15651084465586135,0.1586359308552043,0.1611128361196724,0.16322893166925798,0.16624894295980236,0.17036967083530172,0.17239000907482965,0.17289186535824294,0.17326597332151827,0.1733516205561446,0.17352021732118691,0.17378336083595272,0.17415424358705037,0.1766074262698984,0.1767756468906713,0.17789020623721966,0.17849924233553605],"n_dims_used":43,"mean_confidence":0.9164510327716207},"coverage":{"mean_confidence":0.9164510327716207,"n_dims_used":43,"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}}