{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002199},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001233","477:4770000652","477:4770000874","477:4770002335","485:4850008037","477:4770003814","477:4770003892","477:4770002205","500:5000001499","477:4770000087","477:4770001012","477:4770001760","477:4770000813","477:4770003812","477:4770001380","477:4770003815","499:4990000338","477:4770000062","477:4770001952","499:4990000755","477:4770001328","500:5000001391","477:4770000873","489:4890001961","477:4770003889"],"twin_admin_codes":[500,477,477,477,485,477,477,477,500,477,477,477,477,477,477,477,499,477,477,499,477,500,477,489,477],"twin_sims":[0.7492995354414007,0.7439917824417426,0.7348935447088922,0.7285696208151394,0.7254566443856166,0.7233222401196381,0.7194062532336606,0.7129534979441982,0.6904953077512997,0.686902002494204,0.6732592523231705,0.6718328897694562,0.6688786596035446,0.6674278392201722,0.6662696586835245,0.665395403195893,0.6614628915877404,0.6589661677644785,0.6543814528649774,0.6409668216764771,0.6403512501479633,0.6393273641267209,0.6345272777886902,0.6330761587488579,0.6321185070937544],"twin_dists":[0.09867324094967053,0.09988104480407005,0.10193776073369841,0.10335791467859003,0.10405434473403577,0.10453088436005739,0.10540321751351026,0.10683533757266243,0.11177449919477087,0.11255910085934216,0.11552622980788364,0.1158354688187131,0.11647542140022288,0.11678944774602168,0.11704001682891353,0.11722909268728327,0.11807889470011952,0.11861787303150352,0.11960655314968259,0.12249272312718949,0.12262496063200681,0.12284487841060461,0.12387534558881214,0.12418670870841302,0.12439215286024784],"n_dims_used":45,"mean_confidence":0.9226145426432292},"coverage":{"mean_confidence":0.9226145426432292,"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}}