{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001077},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690002892","469:4690002893","493:4930000538","488:4880003079","470:4700005553","487:4870011099","480:4800003881","487:4870010585","473:4730003026","470:4700005257","480:4800005053","480:4800004330","484:4840003296","488:4880006012","475:4750003327","493:4930000464","493:4930000346","469:4690003308","478:4780004695","466:4660004947","469:4690002484","478:4780006063","469:4690002691","469:4690002906","496:4960009823"],"twin_admin_codes":[469,469,493,488,470,487,480,487,473,470,480,480,484,488,475,493,493,469,478,466,469,478,469,469,496],"twin_sims":[0.02739795640241324,0.00848866022422168,0.0027472745430299613,0.0005307331033763861,0.00038914622102183705,0.0003498601779296765,0.000347287344939162,0.0003186417760770874,0.0003133977507834551,0.0002472338797481626,0.00021447998241045716,0.00017657707083443088,0.00017072357579130226,0.00016988030560320774,0.00015009653601623073,0.00014964174586989444,0.0001405796245564257,0.00013278049738076343,0.0001311604283811241,0.00011612762326870709,0.00009723200478844624,0.00007477716499063875,0.00007455836327241402,0.00006125975871047072,0.0000526330627215915],"twin_dists":[0.34835847377553586,0.4011008685453299,0.4460255953271892,0.5043831276504653,0.514655589102869,0.5181317229806842,0.5183719521371519,0.5211655574433409,0.5217023529647521,0.5293138508344226,0.533823455919648,0.5399328751699891,0.540984996383121,0.5411393612819424,0.5449850394444156,0.545078952258875,0.5470086615572317,0.5487658373691444,0.5491430390484411,0.5528694769531483,0.5582612388477185,0.5661395003857428,0.5662267992601361,0.5720492009063546,0.5765071604566063],"n_dims_used":45,"mean_confidence":0.9216128879123264},"coverage":{"mean_confidence":0.9216128879123264,"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}}