{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850007397},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001022","477:4770000655","477:4770000497","500:5000000953","485:4850007941","477:4770000406","477:4770001889","485:4850007959","485:4850008019","485:4850007635","485:4850007973","500:5000001523","485:4850006825","477:4770001081","500:5000001902","499:4990001950","485:4850007117","500:5000001654","500:5000000721","477:4770001208","477:4770002074","500:5000001584","485:4850000855","485:4850007814","499:4990001690"],"twin_admin_codes":[477,477,477,500,485,477,477,485,485,485,485,500,485,477,500,499,485,500,500,477,477,500,485,485,499],"twin_sims":[0.39877705274541403,0.3937995152021195,0.3499268267774919,0.3013235366200695,0.2965802757138667,0.2951881636435649,0.28819605558167033,0.27741223829620326,0.25952240877981414,0.25700689139488275,0.24836108077098198,0.24410432490004064,0.24003031753995066,0.23642937100352748,0.23225428426573885,0.23186379527768353,0.23119191141741147,0.2216615548135051,0.2109638426651841,0.2078483176483277,0.20724110427765205,0.205877794192982,0.1950462240577623,0.19451601645824312,0.19304433446820185],"twin_dists":[0.1761083473562773,0.1773072969892168,0.18820880984235527,0.20116469916721055,0.20249072411273047,0.20288226406010504,0.20486557254315474,0.20798178854752603,0.21331956505273408,0.21408834301400645,0.21676760982907262,0.21810869318554035,0.21940641179667641,0.22056540690717305,0.22192372740689753,0.2220515858077553,0.22227191379814995,0.2254438241622036,0.2291148309532146,0.23020755385069835,0.23042182121294336,0.23090445825416214,0.2348193010482989,0.23501474964492913,0.2355591977946417],"n_dims_used":45,"mean_confidence":0.9194814046223958},"coverage":{"mean_confidence":0.9194814046223958,"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}}