{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002806},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003392","480:4800002900","480:4800002861","480:4800002656","480:4800002652","480:4800003197","480:4800003068","480:4800002954","480:4800002607","480:4800003560","480:4800003384","480:4800003439","480:4800003111","480:4800003110","480:4800002807","480:4800003030","480:4800002955","480:4800003241","480:4800003242","480:4800002618","480:4800003687","480:4800002901","480:4800002853","480:4800002661","480:4800003341"],"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":[0.6754726308988063,0.658683794156811,0.5462598115590979,0.5283313349910099,0.49840673482281334,0.49440354892530963,0.4558798330367002,0.45353730456399943,0.44939191502186066,0.4424508468262111,0.4369509711914719,0.4288400646854029,0.42626259002254535,0.4247754658034359,0.4073894424548427,0.4022083452550801,0.39278449518727965,0.3901650636233261,0.38505557327977563,0.38501539281134906,0.3819340123950684,0.37979031366789284,0.37394337278578893,0.3709118551082986,0.3705812966316253],"twin_dists":[0.11504601990235498,0.11867880428066671,0.1428218548108575,0.14671008205301536,0.15326717087483976,0.15415212021861202,0.16278678044741057,0.16331971139895302,0.16426529158575895,0.16585596485378648,0.16712321333368843,0.16900371357968413,0.16960431712976057,0.16995152949125852,0.17404980935964634,0.17528582268815343,0.1775526438135678,0.17818717080711055,0.1794306744094796,0.17944048405633753,0.18019423351547798,0.18072033598558634,0.1821626524560021,0.1829148177384392,0.18299701785044536],"n_dims_used":43,"mean_confidence":0.9131493679312772},"coverage":{"mean_confidence":0.9131493679312772,"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}}