{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001160},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001225","480:4800000736","480:4800001099","480:4800001224","480:4800001157","489:4890005407","480:4800001397","489:4890005107","480:4800001577","480:4800001897","469:4690008427","489:4890005215","489:4890004792","480:4800000327","479:4790002732","480:4800000449","489:4890005024","480:4800000779","480:4800001335","480:4800001524","480:4800000326","469:4690003922","489:4890004373","489:4890004803","470:4700009031"],"twin_admin_codes":[480,480,480,480,480,489,480,489,480,480,469,489,489,480,479,480,489,480,480,480,480,469,489,489,470],"twin_sims":[0.29172026461713746,0.25459634889708627,0.23185404018919034,0.22931743618245218,0.18004040788091497,0.17947405718141363,0.17833078232447894,0.17623845971993427,0.16294171026734705,0.1564501954106079,0.15256481818008244,0.14683290762956527,0.14617116192420312,0.1450120119316942,0.1423400368161633,0.1412502578442333,0.138909779264629,0.13530461974389832,0.13139085115241658,0.13090152313382594,0.13044394715935614,0.1279169397717951,0.12626312109094925,0.125697632575447,0.1256974937691106],"twin_dists":[0.2038624014788759,0.2148295137717172,0.22205478174392607,0.22288884177900228,0.24050103871166814,0.240721905689733,0.2411692733920901,0.24199331097038018,0.24740068865913814,0.2501571131780101,0.25184707479699875,0.25439889505051927,0.2546982078407569,0.25522492640263783,0.25645107544628676,0.2569560796162438,0.25805054858621884,0.2597636889622182,0.26166269072065246,0.2619031000652269,0.26212852339861925,0.2633843160773113,0.26421637650771074,0.2645027773293056,0.2645028477499235],"n_dims_used":43,"mean_confidence":0.9252583703329397},"coverage":{"mean_confidence":0.9252583703329397,"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}}