{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850008066},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000942","500:5000000765","500:5000000754","485:4850007440","485:4850008243","500:5000000868","500:5000000177","500:5000000367","500:5000000710","500:5000000601","485:4850008293","500:5000000319","500:5000001000","499:4990003122","485:4850007697","485:4850008252","485:4850008340","485:4850008538","485:4850007441","485:4850008380","485:4850008400","485:4850005950","500:5000000933","475:4750002324","475:4750003091"],"twin_admin_codes":[500,500,500,485,485,500,500,500,500,500,485,500,500,499,485,485,485,485,485,485,485,485,500,475,475],"twin_sims":[0.66523116154592,0.6546020715474375,0.586817404561664,0.5191672644704045,0.5134466490728795,0.5112890802966907,0.5014909071330351,0.49844515315398996,0.46588390158154375,0.460440828632091,0.44371571378660535,0.39465936065939616,0.39311653887882025,0.39282318735072363,0.3891896236100073,0.38761758658364964,0.38706046325334326,0.38423150191509176,0.38068707896182646,0.3785684800319705,0.3779487290136431,0.3728265511812043,0.3558627941205372,0.35529912526791113,0.33782401715782473],"twin_dists":[0.1172646070165498,0.11955900680296651,0.1340970997077496,0.1487081782769157,0.14995967129140225,0.15043257462656373,0.15258674926330942,0.1532586878951696,0.16052179952855064,0.16175197937172905,0.1655653907013024,0.17709968762518302,0.17747235109679438,0.17754328589457122,0.17842396901965812,0.17880618574520052,0.17894181726719055,0.1796319606198216,0.18050007981671076,0.1810208380536681,0.18117344160171658,0.18243940134420072,0.18669519954265654,0.18683836349772162,0.1913373589614166],"n_dims_used":45,"mean_confidence":0.9172824435763889},"coverage":{"mean_confidence":0.9172824435763889,"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}}