{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006957},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006956","490:4900005844","490:4900006836","490:4900007324","490:4900005457","490:4900005456","490:4900006955","490:4900006834","490:4900005585","490:4900007201","490:4900007317","490:4900005586","490:4900007207","490:4900007193","490:4900006959","490:4900007314","490:4900006958","490:4900006832","490:4900007328","490:4900006105","490:4900008468","490:4900006336","490:4900007081","490:4900006566","490:4900006714"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4254184668287597,0.025423650058901178,0.010116946138466114,0.0017751054438392105,0.0015919487565297732,0.0009383908114766824,0.0008951741300901649,0.0005698180610267461,0.0002898231751382923,0.00020343879102237484,0.00009606450521117984,0.00005392993226996081,0.00003753670376113299,0.000028095332753321856,0.000012102033005875063,0.000007561145161927601,0.00000690473742979365,0.000006328501757161681,0.0000062504366135955735,0.000005446980542703209,0.000003166842034110608,0.000002771532674920082,0.000001911445229927722,0.0000017352681617884908,0.0000017091408348437079],"twin_dists":[0.1698013404321501,0.3519610794641871,0.393652267285706,0.4622472001285459,0.46620405533261117,0.48495015483027387,0.4865872868402716,0.5020012145996599,0.524224643134067,0.5354908085362813,0.558626107299076,0.5757945490094458,0.5863136609940948,0.5945899443157517,0.6180207386163583,0.6307272049243091,0.6331511874492867,0.6354685017022725,0.635797876125171,0.6394376451113509,0.6535868421787308,0.6570188469005247,0.6664890161884129,0.6689317465193205,0.6693141839104805],"n_dims_used":45,"mean_confidence":0.9209574381510417},"coverage":{"mean_confidence":0.9209574381510417,"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}}