{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700008299},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700007929","470:4700008208","470:4700008298","489:4890003415","470:4700007826","470:4700008303","470:4700007722","489:4890001721","470:4700008206","470:4700007920","489:4890003133","489:4890002881","470:4700008387","479:4790000301","479:4790000133","479:4790000022","489:4890001741","470:4700007918","489:4890001825","489:4890002959","470:4700007650","489:4890003279","489:4890003577","489:4890001856","479:4790000209"],"twin_admin_codes":[470,470,470,489,470,470,470,489,470,470,489,489,470,479,479,479,489,470,489,489,470,489,489,489,479],"twin_sims":[0.847434028684607,0.8278274233049447,0.8232061957362434,0.8006971585054307,0.7849299104142031,0.7393486635296319,0.7223021097773497,0.7088229410186285,0.7008871652655813,0.6973664501513062,0.6866226140105046,0.6852144170643497,0.6670697558508301,0.6385314371497467,0.6363951651074347,0.6326410670588039,0.6321860112637173,0.6300862584405068,0.6243902925811571,0.6184792450843779,0.6057561133743268,0.6009434228068758,0.5884311043143057,0.5813853425485312,0.5811146670183456],"twin_dists":[0.07472971341239568,0.07983860679100135,0.08101265460871303,0.0865927823063233,0.09038384472302648,0.10093272713103467,0.10475837368800255,0.10774879560300851,0.10949711283977452,0.11027013255513514,0.11262004775226787,0.11292711348026378,0.11686692895917423,0.12301580475796842,0.12347445297008043,0.12428005208360622,0.12437767218230389,0.1248280377998291,0.1260491465156627,0.12731564188176414,0.1300403385437786,0.13107089839226135,0.13375123039018363,0.13526183149895077,0.13531988992620106],"n_dims_used":42,"mean_confidence":0.9081788744245257},"coverage":{"mean_confidence":0.9081788744245257,"n_dims_used":42,"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}}