{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003331},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003438","480:4800003060","480:4800003240","480:4800003280","480:4800003195","480:4800002798","480:4800003111","480:4800003239","480:4800003760","480:4800003196","480:4800003499","480:4800002604","480:4800003384","480:4800002843","480:4800003439","480:4800003281","480:4800002608","480:4800003197","480:4800002652","480:4800003756","480:4800003250","480:4800003290","480:4800002955","480:4800003624","480:4800002661"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8075774129623663,0.6975232010544022,0.5409803980027525,0.517884121736051,0.5048784811536213,0.39164617324176176,0.3582275237487876,0.344649993978561,0.34112286706937794,0.3246926901781828,0.2939278475682557,0.28907931306277534,0.28546306360170853,0.2748404443075716,0.2640687617973094,0.2515686813670993,0.24659118550371123,0.2455002358644313,0.23047941555626542,0.22264602963582858,0.2212919544168667,0.22090530810675493,0.2174689579404576,0.2102837287020035,0.20806866306838728],"twin_dists":[0.08490978268489713,0.1102357484514308,0.14396424162587002,0.14898859794204783,0.1518407182797102,0.17782814570481204,0.18609586110747275,0.18956567429646462,0.1904787733931412,0.19480100412139356,0.20323767654659505,0.20461346801707342,0.20564858250626816,0.2087357816165475,0.21194193256831062,0.21576677063875313,0.21732340272483,0.21766726724053503,0.2225060207109563,0.2251120208989322,0.2255686468458525,0.22569937557963107,0.22686802882263776,0.22935242962815422,0.2301299061171938],"n_dims_used":43,"mean_confidence":0.9141437619231468},"coverage":{"mean_confidence":0.9141437619231468,"n_dims_used":43,"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}}