{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006103},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006107","480:4800006136","480:4800006050","480:4800006327","493:4930001358","480:4800002886","480:4800004574","480:4800006078","480:4800006040","480:4800006109","480:4800003780","480:4800003052","480:4800002835","494:4940000872","480:4800006102","480:4800006330","480:4800005992","480:4800005091","487:4870000277","480:4800003777","480:4800003792","494:4940006373","480:4800003713","494:4940001106","480:4800002730"],"twin_admin_codes":[480,480,480,480,493,480,480,480,480,480,480,480,480,494,480,480,480,480,487,480,480,494,480,494,480],"twin_sims":[0.17348929207234778,0.134122855705826,0.07781367379960534,0.064519920104754,0.052188774102173784,0.04829600348647735,0.04690022405247296,0.042946892860232774,0.041413656484075606,0.039565784594637256,0.035910298359221555,0.03310801670119004,0.03310316909504895,0.03166387881797912,0.030525747628150076,0.029858287553769815,0.029086599195849296,0.024914527135405616,0.024888733472830788,0.021217168502494325,0.02043738049034569,0.019480076580371944,0.018947699890748775,0.018833201119659557,0.01866546956674263],"twin_dists":[0.24308669916322045,0.26033269323035446,0.2934955438360088,0.3040717211361112,0.3156184054148441,0.3197343423371074,0.3212777109662675,0.32586805390145873,0.3277443653534548,0.33008517872874676,0.33500222933084384,0.33906842723183533,0.33907571142800275,0.34127984314680854,0.343084286756691,0.3441694907856884,0.3454504005255333,0.35292919266565254,0.3529786937743252,0.3605248672860731,0.362272523341704,0.3644993162985984,0.3657793477305111,0.3660587452309535,0.3664707330438805],"n_dims_used":43,"mean_confidence":0.9186779288358466},"coverage":{"mean_confidence":0.9186779288358466,"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}}