{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002483},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002435","480:4800002258","480:4800002389","480:4800002155","480:4800001335","480:4800002255","480:4800001562","480:4800002256","480:4800001897","480:4800002211","480:4800001379","480:4800002482","480:4800002246","480:4800001786","480:4800002309","480:4800002529","480:4800002532","480:4800002544","480:4800001397","480:4800001960","480:4800002248","480:4800002201","480:4800002487","480:4800001953","480:4800002055"],"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":[0.5880601868788352,0.5499829899064648,0.5239018493449765,0.49043173119172445,0.4745675786397935,0.47057114953763185,0.4584452424162441,0.4541717310003321,0.4356256696529207,0.41865385576444347,0.3792761864904686,0.35161304034020835,0.3413558966449103,0.32863387460752774,0.3216040079492824,0.3210538645286899,0.30294544076118407,0.28790484355787094,0.2865061810429558,0.28329177590834814,0.27125981362774026,0.2632308461312148,0.2600802769791727,0.2524074621836943,0.2502664387875952],"twin_dists":[0.13383072531557244,0.14201737223811675,0.14767487902921297,0.15503219241344302,0.15856938292375652,0.159466420861753,0.162204283771982,0.16317527859389186,0.16742951866534056,0.17138618621308713,0.1808467250873912,0.1877774927008112,0.1904182919736178,0.19375349587701413,0.19562687368683926,0.19577443808953687,0.2007140811678281,0.2049487932292284,0.20534919807069904,0.2062738798506821,0.20979278395739437,0.2121947139671016,0.21314970927597826,0.2155063987133787,0.21617210852772706],"n_dims_used":43,"mean_confidence":0.9193954467773438},"coverage":{"mean_confidence":0.9193954467773438,"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}}