{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010609},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005213","490:4900011039","490:4900005074","490:4900009372","490:4900009371","490:4900005203","490:4900005218","490:4900009877","490:4900005214","490:4900005073","490:4900008821","490:4900005078","490:4900012124","490:4900011858","490:4900005071","490:4900011874","490:4900005072","490:4900004933","490:4900005337","490:4900004926","490:4900005350","490:4900005349","490:4900007351","490:4900008491","490:4900009874"],"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":[0.21018397008461956,0.14323457463498857,0.13569072081012581,0.1294311244447267,0.10731205739813908,0.08359516612000292,0.08004266332447961,0.07943507128784044,0.07415584414369014,0.06325023322682326,0.061462884028616854,0.0591418679031599,0.0546104573898204,0.05103038361432178,0.049884482354445966,0.04888197627342057,0.04778628108684484,0.04770205033416818,0.043201934534000314,0.04120230017275393,0.039215267349508885,0.03915154829275022,0.03817656254363692,0.03726564593436686,0.03673990327534848],"twin_dists":[0.2293873242983359,0.25603869029571436,0.25957859448035875,0.26262961775121196,0.274402034400886,0.2893473922421147,0.2918679090900569,0.2923079349552047,0.2962497350635229,0.30517224119040504,0.3067525307139781,0.30886196600515725,0.313184988781802,0.3168157118007809,0.31802256735612067,0.31909749406137233,0.3202935887778577,0.3203864826268543,0.3255614318961954,0.3280075862257271,0.3305395839520879,0.33062255698024373,0.3319066206457067,0.33313164967382536,0.3338502871287461],"n_dims_used":45,"mean_confidence":0.9186648050944011},"coverage":{"mean_confidence":0.9186648050944011,"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}}