{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850007940},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001559","485:4850003455","500:5000002363","485:4850008015","485:4850006961","477:4770001719","477:4770000651","485:4850007876","477:4770000717","477:4770001441","500:5000002256","499:4990000539","499:4990000397","477:4770001147","485:4850007825","479:4790000244","499:4990001199","499:4990000836","500:5000002385","485:4850004630","500:5000001891","485:4850003557","500:5000002148","485:4850001168","477:4770003840"],"twin_admin_codes":[500,485,500,485,485,477,477,485,477,477,500,499,499,477,485,479,499,499,500,485,500,485,500,485,477],"twin_sims":[0.2946389546480671,0.29057225256384217,0.28905907478732096,0.26422172532791904,0.2176018245955254,0.209955472254545,0.19960790372719897,0.19558681842799755,0.19189016443924353,0.18817267399825613,0.18201583141834465,0.17778738010425926,0.17646931102108607,0.17494740590289076,0.16471728296569244,0.16226392470701673,0.157324423946432,0.1517151783937302,0.14983271111797278,0.1486112067390929,0.1370977566939477,0.13663620399132756,0.13018716150169007,0.1287259243370542,0.12783520624632536],"twin_dists":[0.20303703200585713,0.20418838771443779,0.20461923938873183,0.2118958408238944,0.22682261333744572,0.22946729322103787,0.23315276300215343,0.23462040292517397,0.235988206972346,0.23738237373094306,0.23973448622315038,0.2413826227199402,0.241902052416281,0.24250525733076245,0.24666066190755523,0.24768471749769272,0.24978110296778872,0.2522208248039382,0.25305442238199316,0.25359946570592096,0.25890739182823036,0.2591269967765444,0.26225528947806986,0.26298026757225307,0.26342524544120766],"n_dims_used":45,"mean_confidence":0.9188369750976563},"coverage":{"mean_confidence":0.9188369750976563,"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}}