{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000941},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001106","495:4950001501","480:4800001058","495:4950001055","495:4950001162","495:4950000955","480:4800001109","495:4950002009","495:4950001003","480:4800001167","495:4950001735","480:4800000942","495:4950000906","495:4950000907","495:4950001559","495:4950000901","495:4950000905","495:4950001621","480:4800001059","495:4950001798","495:4950002011","495:4950001054","495:4950001682","495:4950002056","495:4950001849"],"twin_admin_codes":[495,495,480,495,495,495,480,495,495,480,495,480,495,495,495,495,495,495,480,495,495,495,495,495,495],"twin_sims":[0.854225399487529,0.46282670583472935,0.25523360736795736,0.20315251119206795,0.13089094228129008,0.12776038145725865,0.12020882995494712,0.08973337660096821,0.08071418924735287,0.07782572193908342,0.0725595946208519,0.07194046791650188,0.07072787386605216,0.05629369251079685,0.055844774840029435,0.05092820670918021,0.05038600739737313,0.047225926255334484,0.04471983011021461,0.041929060846942534,0.040681370267688456,0.03987712041366636,0.0371039411626975,0.03469492053380951,0.03311853325497116],"twin_dists":[0.07290580113665607,0.16121212712286412,0.21463314484397755,0.23187585212314454,0.261908305970381,0.2634627325162383,0.26733487621141194,0.28518689657160423,0.29138468695829106,0.2934866460243057,0.2974861279627358,0.29797160746860074,0.2989323378214316,0.31154573892869997,0.3119789189872119,0.31692240258895005,0.3174915538250132,0.3209141686194611,0.32376739383426223,0.32710720200929533,0.3286612420417065,0.3296844120694584,0.3333517630767201,0.3367313608343798,0.3390526277889202],"n_dims_used":42,"mean_confidence":0.8988458542596727},"coverage":{"mean_confidence":0.8988458542596727,"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}}